Math EOU-3

  There are 4 white trucks. There are 5 gray trucks. How many trucks in all? Use a double fact to add.

•   4+3+2

• 4+4+1

• 5+4+0

   Does the addition show how to make a ten to add?

Choose Yes or No.

• Yes

• No

   Look at the connecting cubes. Complete the addition sentence to show the sum. Choose the missing number and the sum.

• 3+2+2=9

• 3+6+2=11

• 3+5+2=10

Ted has 7 red apples. He has 3 yellow apples.

       How many apples does Ted have?

• 12

• 11

• 10

Match the models to the number sentences.

•   9+6=15

• 10+6=16

• 8+7=15

Choose the addends that is in a different order.

• 5+2=7

• 6+1=7

• 7+0=7

  The model shows 9 + 2 = 11. Write the 10 fact that has the same sum.

• 9+2=11

• 2+9=11

• 10+1=11

   Count back. Choose the number that is 1 less.

• 7

• 5

• 4

Choose a subtraction sentence you can solve by using 4 + 2 = 6.

•   6-4=2

• 6-0=6

• 6-5=1

What subtraction sentence does the model show?

•   14-0=14

• 15-5=10

• 14-4=10