Unit 1 - Doubles (Even), Doubles +1 (Odd), Arrays

Which of the following addition expressions have a sum of 20?

Mark all that apply.

• 9 + 12

• 14 + 6

• 7 + 13

• 9 + 1

• 2 + 18

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

What subtraction equation can be used to solve 6 + 11 = ?

• 18 - 6 = 12

• 17 - 6 = 11

• 11 - 6 = 5

• 17 - 1 = 16

Tags

CCSS.2.OA.A.1

Which of the following subtraction expressions has a difference of 7?

Mark all that apply.

• 13 - 5

• 18 - 11

• 19 - 14

• 11 - 4

• 20 - 13

Tags

CCSS.2.NBT.B.5

16 + 3

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

What subtraction equation can be used to determine of value of 3 + 13?

• 16-3=13

• 13-3=10

• 16-13=4

Tags

CCSS.2.OA.A.1

What subtraction equation can be used to determine of value of 8 + 11?

• 11 - 8 = 3

• 19 - 8 = 11

• 11 - 3 = 8

• 12 - 8 = 4

Tags

CCSS.2.OA.A.1

Pam has 16 cherries. She eats 7 cherries. Which addition fact can help you find how many cherries Pam has left?

• 7 + 4 = 11

• 7 + 6 = 13

• 7 + 9 = 16

• 9 + 9 = 18

Tags

CCSS.2.OA.A.1

Find the sum

8 + 9 = ?

• 3

• 7

• 17

• 18

Tags

CCSS.2.OA.C.3

Find the sum

6 + 6 = ?

• 14

• 12

• 17

• 18

Tags

CCSS.2.OA.C.3

Choose the subtraction equation can be used to solve 7 + 7 =?. 

• 14 - 7 = 7

• 7 - 7 = 0

• 14 - 2 = 12

• 17 - 7 = 10

Tags

CCSS.2.NBT.B.5