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Eighteen Math Family - Page 1
the 18's family (Continued)
Activity
Color nine 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 9 nouns and the other pile should have nine items. How many nouns do you have altogether?
Special Note
With your 18 pennies, make one piles of 9 pennies and the other pile with 9 pennies. How many pennies do you have in all?
Pile #1 = 9 pence
Pile #2 = 1 nickel 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?
|
9 + 9 = 18 and that you have picked up nouns! have picked up for your parents. (Verify = test the correctness of something) |
Practice
Nine swans were in the river and nine geese
joined them. How many waterfowl were there altogether?
Anna has 9 pennies. Her brother gave her nine more pennies. How many pennies does Anna have now?
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 nine nouns. How many items are left?
Special Note
Make a pile with your 18 pennies. Take
away 9 pennies. How many pence are left in the pile?
Pile #1 = 9 pence
Pile #2 = 1 nickel 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 - 9 = 9 and that you have picked up nouns! have picked up for your parents. (Verify = test the correctness of something) |
Practice
Henry is 9 years old. His brother,
Morris, is 18 years old. How many years older is Morris
than Henry?
Eighteen pigs were in the sty. Nine were sleep. How many pigs are awake?
|
18 + 0 = 18 18 - 18 = 0 1 + 17 = 18 18 - 1 = 17 17 + 1 = 18 18 - 17 = 1 16 + 2 = 18 18 - 16 = 2 15 + 3 = 18 18 - 15 = 3 14 + 4 = 18 18 - 14 = 4 13 + 5 = 18 18 - 13 = 5 12 + 6 = 18 18 - 12 = 6 7 + 11 = 18 18 - 7 = 11 11 + 7 = 18 18 - 11 = 7 and that you have picked up nouns! Do you remember: have picked up for your parents. (Verify = test the correctness of something) |
Review
| 0 + 18 = ________ | 15 + 3 = ________ |
| 18 + 0 = ________ | 3 + 15 = ________ |
| 18 - 0 = ________ | 18 - 3 = _______ |
| 18 - 18 = _______ | 18 - 15 = _______ |
| 2 + 16 = _______ | 4 + 14 = ________ |
| 16 + 2 = _______ | 14 + 4 = ________ |
| 18 - 2 = _______ | 18 - 4 = ________ |
| 18 - 16 = _______ | 18 - 14 = ________ |
| 1 + 17 = _______ | 5 + 13 = ________ |
| 17 + 1 = _______ | 13 + 5 = ________ |
| 18 - 1 = _______ | 18 - 5 = _______ |
| 18 - 17 = _______ | 18 - 13 = _______ |
| 6 + 12 = _______ | 18 - 6 = ________ |
| 12 + 6 = _______ | 18 - 12 = _______ |
| 7 + 11 = ________ | 18 - 7 = ________ |
| 11 + 7 = ________ | 18 - 11 = _______ |
| 9 + 9 = ________ | 18 - 9 = ________ |
|
Do you remember that a noun is a name of
a person, place, thing or idea? Great ! A noun is the name of a person, place, thing, or ______________. |
| Verify = test the ________________ of something |
| Numbers are ad____________________________ because they tell about nouns. |
Quickly
Repeat the Math Family combinations you just learned !!
Be sure to review these math families frequently. Have your child illustrate these families using any number of items found in the house ...
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.
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