Addition Number Sentences

What number must be added to 15 and 10 to give a total of 30?

Choose the correct number sentence:

• 15 + 10 + 30 = ?

• ? + 10 + 15 = 30

Which number sentence shows the process of finding the sum?

• 77 + 66 = ?

• 77 - 66 = ?

The total of two numbers is 23. One number is 12, what is the other number? Choose the correct number sentence:

• 12 + ? = 23

• 23 + 12 = ?

The total of two numbers is 32. One number is 21, what is the other number?

Choose the correct number sentence:

• 32 + 21 = ?

• ? + 21 = 32

Choose the addition or subtraction sentence that equals 8.

• 3 + 4

• 10 - 4

• 3 + 7

• 5 + 3

What number sentence below can be used to solve 7 + 7 =

• 7 + 3 + 4

• 7 + 10

• 7 + 7 + 10

• 7 + 10 + 4

Choose the addition or subtraction sentence that equals 7.

• 3 + 4

• 10 - 4

• 3 + 7

• 5 + 3

What number sentence below can be used to solve 8 + 7 =

• 8 + 2 + 7

• 8 + 10

• 8 + 2 + 5

• 8 + 10 + 5

679

+56

• 61215

• 635

• 4635

• 345

• 735

7 + 9 = 10 + ......

• 5

• 9

• 6

• 8