time

Count. What number is missing?

8 _____ 10

• 7

• 11

• 9

• 12

There are 4 red counters. How many more counters do you need to make a 10?

• 6

• 5

• 7

How many more counters do you need to make a 10?

• 1

• 2

• 3

What number sentence does this model show?

• 10 - 3 = 7

• 12 - 5 = 7

• 2 - 2 = 0

What is 13 - 7?

• 2

• 4

• 6

There were 15 shells in the sand. There were 2 shells on the beach blanket. How many less shells were on the beach blanket?

• 11

• 12

• 13

Choose the addition sentence that will help you solve 12 - 2 = 10.

• 10 + 2 = 12

• 12 + 2 = 14

• 12 + 10 = 22

Mia has 14 peanuts. She gives some away. She has 5 left. How many peanuts does she give away?

14 - ___ = 5

• 9

• 10

• 11

The model shows 14 - 7 by making a 10. Choose the number sentences that are true.

• 14 - 6 = 10 and 10 - 2 = 7

• 14 - 5 = 10 and 10 - 1 = 7

• 14 - 4 = 10 and 10 - 3 = 7

Make a 10 to subtract. Choose the difference.

• 3

• 4

• 5