Subtraction Compensation

If you added 1 to 29 what should you do to 17?

• +1

• +2

• -1

• +3

Tags

CCSS.2.NBT.B.5

What is the difference?

78-22=

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Kelsey has 61 pencils. She gives 12 to Brooks. How many does Kelsey have now?

Tags

CCSS.2.OA.A.1

If I subtracted 2 from 32, what should I do to 57?

• -1

• +2

• +3

• -2

Tags

CCSS.2.NBT.B.7

Bradley has 35 pokemon cards. He gives 13 to Gage. How many does Bradley have now?

Tags

CCSS.2.OA.A.1

How do you feel about Compensation with Subtraction??

• I got this Mrs. Swank!!

• I'm getting there...

• I have no idea what you're talking about

Tags

CCSS.7.NS.A.1C