Chap. 3 Math Review

Which fact below belongs in this fact family?

• 7 + 2 =12

• 5 + 8 = 12

• 7 + 5 = 12

• 12 - 5 = 10

You are playing Salute.  The dealer says 10 and your partner has 7. What number do you have?

• 4

• 2

• 7

• 3

You are playing Salute.  The dealer says 15 and your partner has 9. What number do you have?

• 5

• 6

• 7

• 24

You are playing Salute.  The dealer says 18 and your partner has 9. What number do you have?

• 27

• 9

• 8

• 10

You are playing Subtraction Top-It. Pick a subtraction fact with the chosen numbers 14, 8.

• 14 + 8 = 22

• 14 - 8 = 7

• 22 - 14 = 8

• 14 - 8 = 6

You are playing Subtraction Top-It. Pick a subtraction fact with the chosen numbers 7, 3.

• 7 - 3 = 4

• 3 + 4 = 7

• 7 - 4 = 2

• 7 - 2 = 5

You are playing Subtraction Top-It. Pick a subtraction fact with the chosen numbers 9, 6.

• 6 + 3 = 9

• 6 - 3 = 3

• 9 - 6 = 3

• 9 - 3 = 4

You are playing Subtraction Top-It. Pick a subtraction fact with the chosen numbers 18, 11

• 18 - 11 = 7

• 11 - 7 = 4

• 7 - 4 = 3

• 11 + 7 = 18

What number completes the function machine (what's my rule)?

• 4

• 2

• 1

• 8

12 - 5 =

• 7

• 5

• 3

• 2