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Addition / Subtraction

The Twos

**the 2's family**
0,2 0+2=2 2-0=2 2+0=2 2-2=0	1,2 1+1=2 2-1=1

**Partners for 2 Family**
2	0
1	1

Activity

Color all the squares below. How many squares did you color?

0 + 2 = 2
2 + 0 = 2

Experiment

Get a pretty basket or a sack. There should be nothing in the basket or sack.

Go to your bedroom and pick up two items. Now show your daddy and mama what you picked up. How many items do you have?

Now, go to the front room and pick up two items that your parents would allow. Show your daddy and mama what you found. How many items do you have?

Go outside and pick up two items. Show your daddy and mama what you found. How many items do you have?

Think of other places you can go to pick up two items.

Special Note

Ask your papa and mama for 2 pennies. Put 2 pence in one pile. Do not take any pennies away. How many pennies do you have?

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

(Plural means more than 1 of something)

Did you know that you have verified ...
0 + 2 = 2
2 + 0 = 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 a place, but the other things you can frequently pick up !!!

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

(Verified = test the correctness of something)

Practice

If you have 0 zero stuffed animals and your mama gives you 2, how many do you have?

0 + 2 = _______________ stuffed animals

Rachel had 0 zero muffins for breakfast until her sister gave her 2 muffins, how many does she have?

0 + 2 = _______________ muffins

Andrew had 2 trucks and kept them. No one came by and took any of his trucks. How many trucks does Andrew have?

2 + 0 = _______________ trucks

Katie had 2 pieces of pizza, but she was not hungry because she had a huge breakfast. She gave her pizza to Sally. How many pieces of pizza does Katie have?

2 + 0 = _______________ pieces of pizza

Activity

Color each square below a different color. How many squares did you color?

**1 + 1 = 2**

Experiment

Do you still have the things you gathered with your math basket or math sack from your bedroom, the front room, and outside?

Put 1 of the nouns you just picked up from your bedroom in one pile and put the other noun in another pile. How many nouns do you have in all?

Put 1 of the nouns you just picked up from your front room in one pile and put the other noun in another pile. How many nouns do you have in all?

Put 1 of the nouns you just picked up from outside in one pile and put the other noun in another pile. How many nouns do you have in all?

Special Note

Ask your papa and mama for 2 pennies. Put 1 pence in one pile and one penny in another pile. How many pennies do you have?

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

(Plural means more than 1 of something)

Did you know that you have verified ...
1 + 1 = 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 a place, but the other things you can frequently pick up !!!

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

(Verified = test the correctness of something)

Practice

Peter found one shell on the beach. Alex gave him another shell. How many shells does he have now?

1 + 1 = _________________ shells

Nick found a dime on the sidewalk. Casey gave him another dime. How many dimes does Nick have now?

1 + 1 = _________________ dimes

Activity

Color each square below a different color.
Put a big red X in one of the squares.
How many squares do not have a big red X?

**2 - 1 = 1**

Experiment

Do you still have the things you gathered with your math basket or math sack?

Take one of the 2 things you just picked up from your bedroom away. How many do you have left?

Take one of the 2 things you just picked up from the front room away. How many do you have left?

Take one of the 2 things you just picked up from outside away. How many do you have left?

Special Note

Put 2 pence in one pile. Take one penny away. How many pennies do you have?

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

(Plural means more than 1 of something)

Did you know that you have verified ...
2 - 1 = 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 a place, but the other things you can frequently pick up !!!

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

(Verified = test the correctness of something)

Practice

Rebecca had two chocolate bars. She gave one of the chocolate bars to her mother. How many chocolate bars does Rebecca have now?

2 - 1 = ______________ chocolate bar

Kevin had two lima beans left on his plate. Tim knew that Kevin did not care for lima beans and ate one. Now how many lima beans does Kevin have left to eat?

2 - 1 = ______________ lima bean

Well done !

Did you know that you have verified ...

0+2=2     2-0=2
2+0=2     2-2=0

1+1=2     2-1=1
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 + 2 = _____	1 + 1 = ____
2 + 0 = _____	2 - 1 = ____
2 + 2 = _____	2 - 0 = ____

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, place, ________________ or idea

Trick Question:
Verbally fill in the blank
Verify = t_____t the correctness of something

Quickly
Repeat the Math Family combinations you just learned !!
0,2	1,2
2,0	2,1

**Fill in the blank ...**
0,_____	1,______
_____2	______,2

Math Families 0,2 / 1,2

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