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Eighteen Math Family - Page
2
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0,18 0+18=18 18-0=18 |
1,17,18 1+17=18 18-1=17 |
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2,16,18 2+16=18 18-2=16 |
3,15,18 3+15=18 18-3=15 |
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4,14,18 4+14=18 18-4=14 |
5,13,18 5+13=18 18-5=13 |
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6,12,18 6+12=18 18-6=12 |
7,11,18 7+11=18 18-7=11 |
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8,10,18 8+10=18 18-8=10 |
9,18 9+9=18 18-9=9 |
| 18 | 0 |
| 17 | 1 |
| 16 | 2 |
| 15 | 3 |
| 14 | 4 |
| 13 | 5 |
| 12 | 6 |
| 11 | 7 |
| 10 | 8 |
| 9 | 9 |
Activity
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 18 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 18 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 !
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You now know nouns can frequently be picked up. Nouns are persons, places, things or ideas. Did you know that numbers are adjectives?
|
Special Note
Put 18 pence in a pile. How many pennies do you have altogether?
Did you remember that the plural of penny is either pennies or pence?
|
0 + 18 = 18 18 + 0 = 18 and that you have picked up nouns! have picked up for your parents. (Verify = test the correctness of something) |
Practice
| 0 + 18 = _____________ | 18 + 0 = _____________ |
| 18 - 0 = _____________ | 18 - 18 = ____________ |
Activity
Color one square below one color and color the remaining squares a different color. How many squares did you color altogether?
Color seventeen squares one color and the remaining square a different color. How many squares did you color in all?
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 17 nouns and the other pile should have one item. How many nouns do you have altogether?
Special Note
Make a pile of 17 pennies and a 1 penny pile. How many pennies do you have altogether?
Did you remember that the plural of penny is either pennies or pence?
|
1 + 17 = 18 17 + 1 = 18 but that you have picked up nouns! have picked up for your parents. (Verify = test the correctness of something) |
Practice
| 1 + 17 = ______________ | 17 + 1 = ______________ |
Activity
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 eighteen.
1) Remove seventeen 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 18 pennies. Take away 17 pennies. How many pence are left in the pile? Remake your 18 penny pile. Remove 1 penny. How many pence remain?
Did you remember that the plural of penny is either pennies or pence?
|
18 - 1 = 17 18 - 17 = 1 and that you have picked up nouns! have picked up for your parents. (Verify = test the correctness of something) |
Practice
| 18 - 1 = ______________ | 18 - 17 = ______________ |
Activity
Color two squares below one color and color the remaining squares a different color. How many squares did you color altogether?
Color sixteen squares one color and the remaining squares a different color. How many squares did you color in all?
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 16 nouns and the other pile should have two items. How many nouns do you have altogether?
Special Note
Make two piles with your 16 pennies. One pile should have 2 pence and the other pile should have sixteen pennies. How many pennies do you have in all?
Pile #1 = 2 pence
Pile #2 = 3 nickels and 1 penny. How much money is in pile #2?
How much money do you have altogether?
Pile #1 = 2 pence
Pile #2 = 1 dime, 1 nickel and 1 penny. How much money is in pile
#2?
How much money do you have altogether?
Pile #1 = 2 pence
Pile #2 = 1 dime and 6 pence. How much money is in pile #2?
How much money do you have altogether?
Did you remember that the plural of penny is either pennies or pence?
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2 + 16 = 18 16 + 2 = 18 and that you have picked up nouns! have picked up for your parents. (Verify = test the correctness of something) |
Practice
| 16 + 2 = _____________ | 2 + 16 = _____________ |
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 eighteen.
1) Remove two nouns from this pile. How many items are left?
2) Take away sixteen items from this pile. How many nouns are left?
Special Note
Make a pile with your 18 pennies. Take away 16 pennies. How many pence are left in the pile? Remake your 18 penny pile. Remove 2 pennies. How many pennies remain?
Pile #1 = 2 pence
Pile #2 = 3 nickels and 1 penny. How much money is in pile #2?
How much money do you have altogether?
Take away pile #1.
How much money remains?
Restore pile #1.
Take away pile #2.
How much money is left?
Pile #1 = 2 pence
Pile #2 = 1 dime, 1 nickel and 1 penny. How much money is in pile
#2?
How much money do you have altogether?
Take away pile #1.
How much money remains?
Restore pile #1.
Take away pile #2.
How much money is left?
Pile #1 = 2 pence
Pile #2 = 1 dime and 6 pence. How much money is in pile #2?
How much money do you have altogether?
Take away pile #1.
How much money remains?
Restore pile #1.
Take away pile #2.
How much money is left?
Did you remember that the plural of penny is either pennies or pence?
|
18 - 2 = 16 18 - 16 = 2 and that you have picked up nouns! have picked up for your parents. (Verify = test the correctness of something) |
Practice
| 18 - 2 = _____________ | 18 - 16 = _____________ |
Color three squares below one color and color the remaining squares a different color. How many squares did you color altogether?
Color fifteen squares one color and the remaining squares a different color. How many squares did you color in all?
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.
1) One pile should have 15 nouns and the other pile should have three items. How many nouns do you have altogether?
2) One pile should have 3 items and the other pile should have fifteen nouns. How many items do you have altogether?
Special Note
Take your 18 pennies and put them in two piles. One pile should have 15 pennies and the other pile should have 3 pennies. How many pennies do you have in all?
Pile #1 = 3 pence
Pile #2 = 3 nickels. How much money is in pile #2?
How much money do you have altogether?
Pile #1 = 3 pence
Pile #2 = 1 dime and 1 nickel. How much money is in pile #2?
How much money do you have altogether?
Did you remember that the plural of penny is either pennies or pence?
|
15 + 3 = 18 3 + 15 = 18 and that you have picked up nouns! have picked up for your parents. (Verify = test the correctness of something) |
Practice
| 15 + 3 = _____________ | 3 + 15 = _____________ |
Activity
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 eighteen.
1) Remove three nouns from this pile. How many items are left?
2) Take away fifteen nouns from this pile. How many items are left?
Special Note
Make a pile with your 18 pennies. Take away 15 pennies. How many pence are left in the pile? Remake your 18 penny pile. Remove 3 pennies. How many pennies remain?
Pile #1 = 3 pence
Pile #2 = 3 nickels. How much money is in pile #2?
How much money do you have altogether?
Take away pile #1.
How much money remains?
Restore pile #1.
Take away pile #2.
How much money is left?
Pile #1 = 3 pence
Pile #2 = 1 dime and 1 nickel. How much money is in pile #2?
How much money do you have altogether?
Take away pile #1.
How much money remains?
Restore pile #1.
Take away pile #2.
How much money is left?
Did you remember that the plural of penny is either pennies or pence?
|
18 - 3 = 15 18 - 15 = 3 and that you have picked up nouns! have picked up for your parents. (Verify = test the correctness of something) |
Practice
| 18 - 3 = _____________ | 18 - 15 = _____________ |
Activity
Color four squares below one color and color the remaining squares a different color. How many squares did you color altogether?
Color fourteen squares below one color and color the remaining squares a different color. How many squares did you color in all?
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 fourteen items. How many items do you have altogether?
Special Note
Make two piles with your 18 pennies. One pile should have 14 pennies and the other pile should have 4 pennies. How many pennies do you have altogether?
Pile #1 = 4 pence
Pile #2 = 1 dime and 4 pennies. How much money is in pile #2?
How much money do you have altogether?
Pile #1 = 4 pence
Pile #2 = 2 nickels and 4 pennies. How much money is in pile #2?
How much money do you have altogether?
Pile #1 = 4 pence
Pile #2 = 1 nickel and 9 pennies. How much money is in pile #2?
How much money do you have altogether?
Did you remember that the plural of penny is either pennies or pence?
|
4 + 14 = 18 14 + 4 = 18 and that you have picked up nouns! have picked up for your parents. (Verify = test the correctness of something) |
Practice
| 4 + 14 = _____________ | 14 + 4 = _____________ |
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 eighteen. Remove four nouns. How many items are left? Take away fourteen items. How many items are left?
Special Note
Make a pile with your 18 pennies. Take away 14 pennies. How many pence are left in the pile? Remake your 18 penny pile. Remove 4 pennies. How many pennies remain?
Pile #1 = 4 pence
Pile #2 = 1 dime and 4 pennies. How much money is in pile #2?
How much money do you have altogether?
Take away pile #1.
How much money remains?
Restore pile #1.
Take away pile #2.
How much money is left?
Pile #1 = 4 pence
Pile #2 = 2 nickels and 4 pennies. How much money is in pile #2?
How much money do you have altogether?
Take away pile #1.
How much money remains?
Restore pile #1.
Take away pile #2.
How much money is left?
Pile #1 = 4 pence
Pile #2 = 1 nickel and 9 pennies. How much money is in pile #2?
How much money do you have altogether?
Take away pile #1.
How much money remains?
Restore pile #1.
Take away pile #2.
How much money is left?
Did you remember that the plural of penny is either pennies or pence?
|
18 - 4 = 14 18 - 14 = 4 and that you have picked up nouns! have picked up for your parents. (Verify = test the correctness of something) |
Practice
| 18 - 4 = _____________ | 18 - 14 = _____________ |
Activity
Color five squares below one color and color the remaining squares a different color. How many squares did you color?
Color thirteen squares below one color and color the remaining squares a different color. How many squares did you color in all?
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 thirteen items. How many nouns do you have altogether?
Special Note
With your 18 pennies, make a pile of 5 and a pile of 13 pennies. How many pennies do you have in all?
Pile #1 = 5 pence
Pile #2 = 1 dime and 3 pennies. How much money is in pile #2?
How much money do you have altogether?
Pile #1 = 1 nickel
Pile #2 = 1 dime and 3 pennies. How much money is in pile #2?
How much money do you have altogether?
Pile #1 = 1 nickel
Pile #2 = 2 nickels and 3 pennies. How much money is in pile #2?
How much money do you have altogether?
Did you remember that the plural of penny is either pennies or
pence?
|
5 + 13 = 18 13 + 5 = 18 and that you have picked up nouns! have picked up for your parents. (Verify = test the correctness of something) |
Practice
| 5 + 13 = _____________ | 13 + 5 = _____________ |
Activity
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 eighteen. Remove five nouns. How many items are left? Remake your pile of eighteen. Take away thirteen nouns. How many items remain?
Special Note
Make a pile with your 18 pennies. Take away 5 pennies. How many pence are left in the pile? Remove 13 pennies. How many remain in the pile?
Pile #1 = 5 pence
Pile #2 = 1 dime and 3 pennies. How much money is in pile #2?
How much money do you have altogether?
Take away pile #1.
How much money remains?
Restore pile #1.
Take away pile #2.
How much money is left?
Pile #1 = 1 nickel
Pile #2 = 1 dime and 3 pennies. How much money is in pile #2?
How much money do you have altogether?
Take away pile #1.
How much money remains?
Restore pile #1.
Take away pile #2.
How much money is left?
Pile #1 = 1 nickel
Pile #2 = 2 nickels and 3 pennies. How much money is in pile #2?
How much money do you have altogether?
Take away pile #1.
How much money remains?
Restore pile #1.
Take away pile #2.
How much money is left?
Did you remember that the plural of penny is either pennies or pence?
|
18 - 5 = 13 18 - 13 = 5 and that you have picked up nouns! have picked up for your parents. (Verify = test the correctness of something) |
Practice
| 18 - 5 = _____________ | 18 - 13 = _____________ |
Activity
Color six squares below one color and color the remaining squares a different color. How many squares did you color?
Color twelve squares below one color and color the remaining squares a different color. How many squares did you color?
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 6 nouns and the other pile should have eight items. How many nouns do you have altogether?
Special Note
With your fourteen pennies, make one pile 6 pennies and the other pile 12 pennies. How many pennies do you have in all?
Pile #1 = 6 pence
Pile #2 = 1 dime and 2 pennies. How much money is in pile #2?
How much money do you have altogether?
Pile #1 = 1 nickel and 1 penny.
Pile #2 = 2 nickels and 2 pennies. How much money is in pile #2?
How much money do you have altogether?
Pile #1 = 1 nickel and 1 penny.
Pile #2 = 1 nickels and 7 pennies. How much money is in pile #2?
How much money do you have altogether?
Do you remember ...
Did you remember that the plural of penny is either pennies or pence?
|
6 + 12 = 18 12 + 6 = 18 and that you have picked up nouns! have picked up for your parents. (Verify = test the correctness of something) |
Practice
| 6 + 12 = __________ | 12 + 6 = __________ |
Activity
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 eighteen. Remove six nouns. How many items are left? Remake your 18 pile. Take away twelve nouns. How many items remain?
Special Note
Make a pile with your 18 pennies. Take away 6 pennies. How many pence are left in the pile? Remove 12 pence. How many pennies are left in the pile?
Pile #1 = 6 pence
Pile #2 = 1 dime and 2 pennies. How much money is in pile #2?
How much money do you have altogether?
Take away pile #1.
How much money remains?
Restore pile #1.
Take away pile #2.
How much money is left?
Pile #1 = 1 nickel and 1 penny.
Pile #2 = 2 nickels and 2 pennies. How much money is in pile #2?
How much money do you have altogether?
Take away pile #1.
How much money remains?
Restore pile #1.
Take away pile #2.
How much money is left?
Pile #1 = 1 nickel and 1 penny.
Pile #2 = 1 nickels and 7 pennies. How much money is in pile #2?
How much money do you have altogether?
Take away pile #1.
How much money remains?
Restore pile #1.
Take away pile #2.
How much money is left?
Did you remember that the plural of penny is either pennies or
pence?
|
18 - 6 = 12 18 - 12 = 6 and that you have picked up nouns! have picked up for your parents. (Verify = test the correctness of something) |
Practice
| 18 - 6 = __________ | 18 - 12 = __________ |
Activity
Color seven squares below one color and color the remaining squares a different color. How many squares did you color?
Color eleven squares below one color and color the remaining squares a different color. How many squares did you color?
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 7 nouns and the other pile should have eleven items. How many nouns do you have altogether?
Special Note
With your 18 pennies, make one pile of 7 pennies and the other pile with 11 pennies. How many pennies do you have in all?
Pile #1 = 7 pence
Pile #2 = 1 dime and 1 penny. How much money is in pile #2?
How much money do you have altogether?
Pile #1 = 1 nickel and 2 pennies.
Pile #2 = 2 nickels and 1 penny. How much money is in pile #2?
How much money do you have altogether?
Pile #1 = 1 nickel and 2 penny.
Pile #2 = 1 nickels and 6 pennies. How much money is in pile #2?
How much money do you have altogether?
Do you remember ...
Did you remember that the plural of penny is either pennies or pence?
|
7 + 11 = 18 11 + 7 = 18 and that you have picked up nouns! have picked up for your parents. (Verify = test the correctness of something) |
Practice
| 7 + 11 = __________ | 11 + 7 = __________ |
Activity
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 eighteen. Remove seven nouns. How many items are left? Restore your pile of 18. Take away 11 nouns. How many items are left?
Special Note
Make a pile with your 18 pennies. Take away 7 pennies. How many pence are left in the pile? Restore your 18 penny pile. Remove 11 pennies. How many pence are left?
Pile #1 = 7 pence
Pile #2 = 1 dime and 1 penny. How much money is in pile #2?
How much money do you have altogether?
Take away pile #1.
How much money remains?
Restore pile #1.
Take away pile #2.
How much money is left?
Pile #1 = 1 nickel and 2 pennies.
Pile #2 = 2 nickels and 1 penny. How much money is in pile #2?
How much money do you have altogether?
Take away pile #1.
How much money remains?
Restore pile #1.
Take away pile #2.
How much money is left?
Pile #1 = 1 nickel and 2 penny.
Pile #2 = 1 nickels and 6 pennies. How much money is in pile #2?
How much money do you have altogether?
Take away pile #1.
How much money remains?
Restore pile #1.
Take away pile #2.
How much money is left?
Did you remember that the plural of penny is either pennies or
pence?
|
18 - 7 = 11 18 - 11 = 7 and that you have picked up nouns! have picked up for your parents. (Verify = test the correctness of something) |
Practice
| 18 - 7 = __________ | 18 - 11 = __________ |
Activity
Color eight squares below one color and color the remaining squares a different color. How many squares did you color?
Color ten squares below one color and color the remaining squares a different color. How many squares did you color?
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 8 nouns and the other pile should have ten items. How many nouns do you have altogether?
Special Note
With your 18 pennies, make one pile of 8 pennies and the other pile with 10 pennies. How many pennies do you have in all?
Pile #1 = 8 pence
Pile #2 = 1 dime
How much money do you have altogether?
Pile #1 = 1 nickel and 3 pennies.
Pile #2 = 2 nickels
How much money do you have altogether?
Pile #1 = 1 nickel and 3 penny.
Pile #2 = 1 nickels and 5 pennies.
How much money do you have altogether?
Do you remember ...
Did you remember that the plural of penny is either pennies or pence?
|
8 + 10 = 18 10 + 8 = 18 and that you have picked up nouns! have picked up for your parents. (Verify = test the correctness of something) |
Practice
| 8 + 10 = __________ | 10 + 8 = __________ |
Activity
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 eighteen. Remove eight nouns. How many items are left? Restore your pile of 18. Take away 10 nouns. How many items are left?
Special Note
Make a pile with your 18 pennies. Take away 8 pennies. How many pence are left in the pile? Restore your 18 penny pile. Remove 10 pennies. How many pence are left?
Pile #1 = 8 pence
Pile #2 = 1 dime
How much money do you have altogether?
Take away pile #1.
How much money remains?
Restore pile #1.
Take away pile #2.
How much money is left?
Pile #1 = 1 nickel and 3 pennies.
Pile #2 = 2 nickels
How much money do you have altogether?
Take away pile #1.
How much money remains?
Restore pile #1.
Take away pile #2.
How much money is left?
Pile #1 = 1 nickel and 3 penny.
Pile #2 = 1 nickels and 5 pennies.
How much money do you have altogether?
Take away pile #1.
How much money remains?
Restore pile #1.
Take away pile #2.
How much money is left?
Did you remember that the plural of penny is either pennies or
pence?
|
18 - 8 = 10 18 - 10 = 8 and that you have picked up nouns! have picked up for your parents. (Verify = test the correctness of something) |
Practice
| 18 - 8 = __________ | 18 - 10 = __________ |
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