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Addition / Subtraction

the 11's family

 0,11  

0+11=11     11-0=11
11+0=11     11-11=0

 1,10,11 

1+10=11     11-10=1
10+1=11     11-1=10

2,9,11

2+9=11      11-2=9
9+2=11      11-9=2

3,8,11 

3+8=11      11-3=8
8+3=11      11-8=3

4,7,11 

4+7=11      11-4=7
7+4=11      11-7=4

5,6,11 

5+6=11      11-5=6
6+5=11      11-6=5

Partners for 11 Family
11    0
 10  1 
  9  2
  8  3
  7  4
  6  5

Activity

Color all the squares below.  How many squares did you color?
0 + 11 = 11
11 + 0 = 11
                     

Experiment

Go get your math/grammar basket or sack.   It should be empty.

Go to your bedroom, the front room, and outside to pick up 11 nouns.  

Show your parents what you have picked up in each place.  

Count and name the items from each place for your parents.  

How many items do you have altogether?

Think of other places you can go to pick up 11 nouns.  Show your daddy and mama what you found.  Count and name your items.  How many nouns do you have altogether?

Do not put your nouns away.  You will need them shortly !

You now know nouns can frequently be picked up.  Nouns are persons, places, things or ideas.  

Did you know that numbers are adjectives?  
Adjectives describe nouns!

Make your own list !

 Adjectives

 Nouns

 six

 balls

 one

 shell

 four

 books

 eight

 stars
   
   
   

Special Note

Put 11 pence in a pile.  How many pennies do you have altogether?  

Did you remember that the plural of penny is either pennies or pence?  

Did you know you have verified ...
0 + 11 = 11
11 + 0 = 11
and that you have picked up nouns!

A noun is the name of a person, place, thing, or idea.  It is hard to pick up an idea or place, but the other things you can frequently pick up !!!  

Name and count the nouns you
have picked up for your parents.

(Verify = test the correctness of something)

Practice

None of the eleven lollipops were purple.  How many lollipops were there?

0 + 11 = _______________ lollipops

There were 0 teddy bears before 1902.  After 1902 Mr. Michtom made 11 teddy bears in honor of Teddy Roosevelt and his hunting trips.  How many teddy bears did Mr. Michom make immediately?

 

0 + 11 = _______________ teddy bears

All of the eleven knights were good.  There were no bad knights.  How many knights were there in all?

 

11 + 0 = _______________ knights

Dad had 11 nails and 0 screws.  How many nails did dad have?

 

11 + 0 = _______________ nails

Activity

Color one square below one color and color the remaining squares a different color.  How many squares did you color altogether?

1 + 10 = 11
                     

Color ten squares one color and the remaining square a different color.  How many squares did you color in all?

10 + 1 = 11
                     

Well done !

Experiment

Do you still have your nouns from your bedroom, the frontroom, outside and other places?  

Great !

Take these items and sort them in two different piles.  One pile should have 10 nouns and the other pile should have one item.  How many nouns do you have altogether?

Special Note

Make a pile of 10 pennies.  Make a 1 penny pile.  How many pennies do you have altogether?  

One dime is worth 10 pennies.  Now add a penny to your dime.  How many cents does that make?

Put 2 nickels side by side.  How much does that make?  Now add a penny.  Now how much do you have?

Did you remember that the plural of penny is either pennies or pence?  

Did you know you have verified ...
1 + 10 = 11
10 + 1 = 11
and that you have picked up nouns!

A noun is the name of a person, place, thing, or idea.  It is hard to pick up an idea or place, but the other things you can frequently pick up !!!  

Name and count the nouns you
have picked up for your parents.

(Verify = test the correctness of something)

Practice

Elisabeth had 1 dime.  She received 10 more dimes for her birthday.  How many dimes did Elisabeth have in all?

1 + 10 = _______________ dimes

Nick immediately found 1 item on the scavenger hunt.  He needed to find 10 more items.  How many items were on the scavenger hunt altogether?

1 + 10 = _______________ items

Ten of the giraffes on the savannah were adults and one was a baby.  How many giraffes were there in all?

 

10 + 1 = _______________ giraffes

Nathan made a tower of 10 blocks.  Aaron put one more block on the tower.  How many blocks were there in all?

 

10 + 1 = _______________ blocks

Activity

Color one square below one color &
put a big red
X in the square.
Color the remaining squares a different color
How many squares do not have the big red
X?
11 - 1 = __________
                     

Color ten squares below the same color
& put big red
Xs in these squares.
Now color the remaining square a different color.
How many square(s) do not have the big red
X?
11 - 10 = ___________
                     

Experiment

Do you still have your nouns from your bedroom, the frontroom, outside and other places?  

Great !

Take these items and put them in piles of eleven.

1)  Remove ten nouns from this pile.  How many items are left?

2)  Take away one noun from this pile.  How many items are left?

Special Note

Make a pile of 11 pennies.  Take away 10 pennies.  How many pence are left in the pile? Remake your 11 penny pile.  Remove 1 penny.  How many pence remain?  

Place a dime and a penny together.  Remove the dime.  How many pennies do you have?  Replace the dime and remove the penny.  How many cents to you have now?

Did you remember that the plural of penny is either pennies or pence?  

Did you know you have verified ...
11 - 1 = 10
11 - 10 = 1
and that you have picked up nouns!

A noun is the name of a person, place, thing, or idea.  It is hard to pick up an idea or place, but the other things you can frequently pick up !!!  

Name and count the nouns you
have picked up for your parents.

(Verify = test the correctness of something)

Practice

Eleven cough drops were in the bag.  Allison's mother gave her one cough drop.  How many cough drops are left?

11 - 1 = _______________ cough drops

One of the eleven barns was not red.  How many barns were red?

11 - 1 = _______________ red barns

The clown used 10 of the 11 balloons to make animals.  How many balloons does the clown have left?

11 - 10 = _______________ balloon

There were 11 trinkets at the gift shop.  Ten were bought.  How many trinkets are left?

 

11 - 10 = _______________ trinket

Activity

Color two squares below one color and color the remaining squares a different color.  How many squares did you color altogether?

2 + 9 = ___________
                     

Color nine squares one color and the remaining squares a different color.  How many squares did you color in all?

9 + 2 = ___________
                     

Experiment

Do you still have your nouns from your bedroom, the frontroom, outside and other places?  

Great !

Take these items and sort them in two different piles.  One pile should have 9 nouns and the other pile should have two items.  How many nouns do you have altogether?

Special Note

Put 2 pence in one pile.  Put nine pennies in another pile.  How many pennies do you have in all?

Put 2 pennies in one pile and 1 nickel and 4 pennies in another pile.  How much money do you have in all?

Did you remember that the plural of penny is either pennies or pence?  

Did you know you have verified ...
2 + 9 = 11
9 + 2 = 11
and that you have picked up nouns!

A noun is the name of a person, place, thing, or idea.  It is hard to pick up an idea or place, but the other things you can frequently pick up !!!  

Name and count the nouns you
have picked up for your parents.

(Verify = test the correctness of something)

Practice

Nine cowboys wore hats at the rodeo.  Two cowboys lost their hats.  How many cowboys are there altogether?

9 + 2 = _______________ cowboys

The Andrews family left at 9 to go to the amusement park which was 2 hours away.  What time did they get to the amusement park?

 

9 + 2 = _______________ o'clock

Casey read 2 chapters in the book.  He has 9 more chapters to read.  How many chapters are in the book?

2 + 9 = _______________ chapters

Two hummingbirds were at the feeder.  They were soon joined by 9 more hummingbirds.  How many hummingbirds were there altogether?

 

2 + 9 = _______________ hummingbirds

Activity

Color two squares below one color &
put a big red
X in each square.
Color the remaining squares a different color
How many squares do not have the big red
X?
11 - 2 = __________
                     

Color nine squares below the same color
& put big red
Xs in these squares.
Now color the remaining squares a different color.
How many squares do not have the big red
X?
11 - 9 = __________
                     

Experiment

Do you still have your nouns from your bedroom, the frontroom, outside and other places?  

Great !

Take these items and put them in piles of eleven.

1)  Remove two nouns from this pile.  How many items are left?

2)  Take away nine items from this pile.  How many nouns are left?

Special Note

Put 11 pennies in a pile.  Take away 9 pennies.  How many pence are left?  Remake your 11 penny pile.  Remove 2 pennies.  How many pennies remain?  

Put 2 pennies in one pile. Put 1 nickel and 4 pennies in another pile.  How much money does this make?  Take away 2 pennies.  How much money is left?  Restore the two pennies.  Remove the nickel and 4 pennies.  How much money remains?

Did you remember that the plural of penny is either pennies or pence?  

Did you know you have verified ...
11 - 2 = 9
11 - 9 = 2
and that you have picked up nouns!

A noun is the name of a person, place, thing, or idea.  It is hard to pick up an idea or place, but the other things you can frequently pick up !!!  

Name and count the nouns you
have picked up for your parents.

(Verify = test the correctness of something)

Practice

Two of the eleven castles were fortified (or made stronger).  How many castles were not fortified (or not made stronger)?

11 - 2 = _______________ castles

Morgan spent $2 of her $11 at the French and Indian War reenactment gift shop.  How much money does Morgan have left?

 

$11 - $2 = $ _______________

Nine of the eleven pyramid workers were very, very tired.  How many pyramid workers were not tired?

11 - 9 = _______________ pyramid workers

There were 11 soldiers.  Nine of the soldiers had to polish their boots.  How many soldiers did not have to polish their boots?

 

11 - 9 = _______________ soldiers

Activity

Color three squares below one color and color the remaining squares a different color.  How many squares did you color altogether?

3 + 8 = __________
                     

Color eight squares one color and the remaining squares a different color.  How many squares did you color in all?

8 + 3 = __________
                     

Experiment

Do you still have your nouns from your bedroom, the frontroom, outside and other places?  

Great !

Take these items and sort them in to different piles.  One pile should have 8 nouns and the other pile should have three items.  How many nouns do you have altogether?

Special Note

Put 8 pennies in one pile and 3 pennies in another pile.  How many pence do you have altogether? 

Did you remember that the plural of penny is either pennies or pence?  

Did you know you have verified ...
3 + 8 = 11
8 + 3 = 11
and that you have picked up nouns!

A noun is the name of a person, place, thing, or idea.  It is hard to pick up an idea or place, but the other things you can frequently pick up !!!  

Name and count the nouns you
have picked up for your parents.

(Verify = test the correctness of something)

Practice

Three Romans soldiers had shields with eagles on them and 8 Romans soldiers did not.  How many Roman soldiers were there altogether?

3 + 8 = _______________ Roman soldiers

The chef prepared 3 desserts and 8 meals.  How many dishes did the chef prepare?

 

3 + 8 = _______________ dishes

Hercules completed 8 of his tasks in a timely fashion.  Hercules did three more tasks which were a bit more difficult and took longer.  How many tasks did Hercules complete in all?

 

8 + 3 = _______________ tasks

Anne Boylen had 8 every day gowns and 3 court gowns.  How many gowns did she have in all?

 

8 + 3 = _______________ gowns

Activity

Color three squares below one color &
put a big red
X in each square.
Color the remaining squares a different color
How many squares do not have the big red
X?
11 - 3 = __________
                     

Color eight squares below the same color
& put big red
Xs in these squares.
Now color the remaining squares a different color.
How many squares do not have the big red
X?
11 - 8 = __________
                     

Experiment

Do you still have your nouns from your bedroom, the frontroom, outside and other places?  

Great !

Take these items and put them in piles of eleven.

1)  Remove three nouns from this pile.  How many items are left?

2)  Take away eight nouns from this pile.  How many items are left?

Special Note

Put 11 pennies in a pile.  Take away 8 pennies.  How many pence are left? Return the 8 pennies.  Remove 3 pennies.  How many pennies remain?  

Pile #1 = 1 nickel and 3 pennies.  How much money is that in all?
Pile #2 = 3 pennies.
How much money do you have in all?
Take away pile #1.  How much money remains?
Restore the first pile.
Remove pile #2.  How much money is left?

Did you remember that the plural of penny is either pennies or pence?  

Did you know you have verified ...
11 - 3 = 8
11 - 8 = 3
and that you have picked up nouns!

A noun is the name of a person, place, thing, or idea.  It is hard to pick up an idea or place, but the other things you can frequently pick up !!!  

Name and count the nouns you
have picked up for your parents.

(Verify = test the correctness of something)

Practice

John collected 11 seashells at the seashore.  When he got home, he discovered that 3 seashells were cracked.  How many shells were not cracked?

11 - 3 = _______________ shells

Margaret had 11 beautiful beads.  Three of the beads were orange.  How many beads were not orange?

11 - 3 = _______________ beads

Rex spied eleven sausages on the picnic table.  After he walked by the table, 8 sausages were missing.  How many sausages mysteriously disappeared?

 

11 - 8 = _______________ sausages

Eight of the eleven peacocks were strutting and showing off their beautiful feathers.  The others were asleep.  How many peacocks were alseep?

 

11 - 8 = _______________ sleeping peacocks

Activity

Color four squares below one color and color the remaining squares a different color.  How many squares did you color altogether?

4 + 7 = __________
                     

Color seven squares below one color and color the remaining squares a different color.  How many squares did you color in all?

7 + 4 = __________
                     

Experiment

Do you still have your nouns from your bedroom, the frontroom, outside and other places?  

Great !

Take these items and sort them.  One pile should have 4 nouns and the other pile should have seven items.  How many items do you have altogether?

Special Note

Put 7 pennies in one pile.  Put 4 pennies in another pile.  How many pennies do you have altogether?  

Did you remember that the plural of penny is either pennies or pence?  

Did you know you have verified ...
4 + 7 = 11
7 + 4 = 11
and that you have picked up nouns!

A noun is the name of a person, place, thing, or idea.  It is hard to pick up an idea or place, but the other things you can frequently pick up !!!  

Name and count the nouns you
have picked up for your parents.

(Verify = test the correctness of something)

Practice

Jason did 4 handsprings very nimbly.  Peter did 7 more handsprings.  How many handsprings did they do in all?

4 + 7 = _______________ handsprings

Many cats were in the alley.  Four cats were orange and seven were gray.  How many cats were there altogether?

 

4 + 7 = _______________ cats

Katie got up at 7 o'clock.  She was done with her school work and practicing her guitar in 4 hours.  What time was Katie done?

7 + 4 = _______________ o'clock

Anna earned $7 babysitting and $4 cleaning garages.  How much money did she earn?

 

$7 + $4 = $ _______________

Activity

Color four squares below one color &
put a big red
X in each square.
Color the remaining squares a different color
How many squares do not have the big red
X?
11 - 4 = __________
                     

Color seven squares below one color &
put a big red
X in each square.
Color the remaining squares a different color
How many squares do not have the big red
X?
11 - 7 = __________
                     

Experiment

Do you still have your nouns from your bedroom, the frontroom, outside and other places?  

Great !

Take these nouns and put them in piles of eleven.  If you remove four nouns from this pile, how many items are left?  If you remove seven items from this pile of 11 nouns, how many items are left?

Special Note

Put 11 pennies in a pile.  Take away 7 pennies.  How many pence are left in the pile? Remake your 11 penny pile.  Remove 4 pennies.  How many pennies remain?  

Did you remember that the plural of penny is either pennies or pence?  

Did you know you have verified ...
11 - 4 = 7
11 - 7 = 4
and that you have picked up nouns!

A noun is the name of a person, place, thing, or idea.  It is hard to pick up an idea or place, but the other things you can frequently pick up !!!  

Name and count the nouns you
have picked up for your parents.

(Verify = test the correctness of something)

Practice

There were 11 perfume bottles on mother's dresser.  Four of the bottles had blue glass.  How many perfume bottles did not have blue glass?

11 - 4 = _______________ perfume bottles

Eleven chipmunks were sitting on the tree branch.  Four chipmunks went home.  How many chipmunks did not go home?

 

11 - 4 = _______________ chipmunks

Sarah had 11 toy kittens.  Seven were white.  How many were not white?

11 - 7 = _______________ toy kittens

Seven of the eleven pizzas for Rebecca's birthday party had pepperoni.  How many of the pizzas did not have pepperoni?

 

11 - 7 = _______________ pizzas

Activity

Color five squares below one color and color the remaining squares a different color. How many squares did you color?

5 + 6 = ___________
                     

Color six squares below one color and color the remaining squares a different color.  How many squares did you color in all?

6 + 5 = ___________
                     

Experiment

Do you still have your nouns from your bedroom, the frontroom, outside and other places?  

Great !

Take these nouns and sort them.  One pile should have 5 nouns and the other pile should have six items.  How many nouns do you have altogether?

Special Note

Put 5 pence in one pile and six pennies in another pile.  How many pennies do you have altogether?

Pile #1 = 1 nickel.  
Pile #2 = 1 nickel and 1 penny.  
How many cents do you have in all?

Did you remember that the plural of penny is either pennies or pence?  

Did you know you have verified ...
5 + 6 = 11
6 + 5 = 11
and that you have picked up nouns!

A noun is the name of a person, place, thing, or idea.  It is hard to pick up an idea or place, but the other things you can frequently pick up !!!  

Name and count the nouns you
have picked up for your parents.

(Verify = test the correctness of something)

Practice

Joshua looked up 5 words in the dictionary and Caleb looked up 6 more words.  How many words did they look up altogether?

5 + 6 = _______________ words

Five flowers were daffodils and six flowers were tulips.  How many flowers were there altogether?

5 + 6 = _______________ flowers

Betsy Ross sewed six stars and five stripes on Monday.   How many items did she sew in all?

 

6 + 5 = _______________ sewn items

Patrick Henry travelled six miles on his horse before he stopped to refresh himself.  Then he travelled 5 more miles.  How many miles did Patrick Henry travel?

6 + 5 = ________________ miles

Activity

Color five squares below one color &
put a big red
X in each square.
Color the remaining squares a different color
How many squares do not have the big red
X?
11 - 5 = __________
                     

Color six squares below one color &
put a big red
X in each square.
Color the remaining squares a different color
How many squares do not have the big red
X?
11 - 6 = __________
                     

Experiment

Do you still have your nouns from your bedroom, the frontroom, outside and other places?  

Great !

Take these nouns and put them in piles of eleven.  If you remove five nouns from this pile, how many items are left?  Remake your pile of eleven nouns.  Take away six nouns.  How many items remain?

Special Note

Put 5 pence in one pile and six pennies in another pile.  Take away 5 pence.  How many pennies remain?  Return the 5 pence.  Take away 6 pennies.  How many pence are left?

Pile #1 = 1 nickel.  
Pile #2 = 1 nickel and 1 penny.  
How many cents do you have in all?
Take away pile #1.
How much is left?
Restore pile #1.
Remove pile #2.
How much remains?

Did you remember that the plural of penny is either pennies or pence?  

Did you know you have verified ...
11 - 5 = 6
11 - 6 = 5
and that you have picked up nouns!

A noun is the name of a person, place, thing, or idea.  It is hard to pick up an idea or place, but the other things you can frequently pick up !!!  

Name and count the nouns you
have picked up for your parents.

(Verify = test the correctness of something)

Practice

Mama made a great big yummy batch of brownies for the family.  After dinner, five of the great big yummy brownies were gone.  How many great big yummy brownies are left?

11 - 5 = _______________ great big yummy brownies

There were 11 logs to be moved.  In one load, Alexander moved 5 logs.  How many more logs does Alexander have left to move?

11 - 5 = ________________ logs

Six of the eleven marbles were blue.  How many marbles were not blue?

 

11 - 6 = ________________ marbles

There were 11 happy fish in the tank.  Six were goldfish.  How many were not goldfish?

 

11 - 6 = _______________ fish

Well done !

Did you know that you have verified ...

0 + 11 = 11     11 - 0 = 11
11 + 0 = 11     11 - 11 = 0

1 + 10 = 11     11 - 1 = 10
10 + 1 = 11     11 - 10 = 1

2 + 9 = 11     11 - 2 = 1
9 + 2 = 11     11 - 9 = 2

3 + 8 = 11     11 - 3 = 8
8 + 3 = 11     11 - 8 = 3

4 + 7 = 11     11 - 4 = 7
7 + 4 = 11     11 - 7 = 4

5 + 6 = 11     11 - 5 = 6
6 + 5 = 11     11 - 6 = 5
and that you have picked up nouns!

Do you remember:
A noun is the name of a
person, place, thing, or idea.  It is hard to pick up an idea or place, but the other things you can frequently pick up !!!  

Name and count the nouns you
have picked up for your parents.

(Verify = test the correctness of something)

Review

Add or Subtract !
 0 + 11 = ________  11 - 2 = ________
 11 + 0 = ________  11 - 9 = ________
 11 - 0 = ________  4 + 7 = _______
 11 - 11 = _______  7 + 4 = _______
 3 + 8 = _______  11 - 4 = ________
 8 + 3 = _______  11 - 7 = ________
 11 - 3 = _______  10 + 1 = ________
 11 - 8 = _______  1 + 10 = ________
 2 + 9 = _______  11 - 1 = _______
 9 + 2 = _______  11 - 10 = _______
 5 + 6 = _______  11 - 5 = _______
 11 - 6 = _______  6 + 5 = _______
11 - 9 = _______  11 - 2 = _______

Do you remember that a noun is a name of a person, place, thing or idea?  Great !

Fill in the blank ...

A noun is the name of a person, __________________, thing, or idea.

Tricky Question:  Verbally fill in the blank ...
Verify = _______ the correctness of something

Tricky Question:  Verbally fill in the blank ...
Numbers are ad____________________________ because they tell about nouns.

Quickly
Repeat the Math Family combinations you just learned !!

Math Families
0,11
 / 1,10,11 / 2,9,11 / 3,8,11
4,7,11 / 5,6,11

Be sure to review these math families frequently.  Have your child illustrate these families using any number of items found in the house ...

coins, m&ms, toys, shoes, buttons, etc.

Make flashcards out of index cards for your child for the math families.  Flash your child daily going quickly, cheerfully, and happily.

You may want to keep track with your child those facts he already knows with the Addition Chart and the Subtraction Chart.

Request:  Do you have recommendations for Addition/Subtraction? If so, e-mail us your ideas by clicking here

 

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