Adding and Subtracting with Sets of 10s

• 20

• 30

• 40

• 50

Tags

CCSS.2.NBT.B.7

• 30

• 40

• 50

• 60

Tags

CCSS.5.NBT.B.7

Choose the correct number sentence.

• 30-20=10

• 30-10=20

• 30-30=0

• 30+10=40

Tags

CCSS.2.OA.A.1

What is the difference?

• 20

• 30

• 40

• 50

Tags

CCSS.2.OA.A.1

Write the difference?

Tags

CCSS.1.OA.A.1

What is the number sentence?

• 70-50

• 70-40

• 70-30

• 70-20

Tags

CCSS.2.NBT.B.7

What is the correct number sentence?

• 90-80

• 100-20

• 80-70

• 60-50

Tags

CCSS.2.OA.A.1

What is the sum?

• 50

• 60

• 70

• 80

Tags

CCSS.2.OA.A.1

What is the sum?

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

Choose the right answer.

• 70+30

• 50+60

• 30+40

• 40+50

Tags

CCSS.2.OA.A.1