Inverse Operations (+/-)

Select ALL inverse operations for

 $11-7=4$  

•  $11-4=7$  

•  $4+7=11$  

•  $7+4=11$  

•  $7-4=3$  

Select ALL inverse operations for

 $24+5=29$  

•  $24-5=19$  

•  $5+24=29$  

•  $29-5=24$  

•  $29-24=5$  

Tags

CCSS.2.NBT.B.5

CCSS.2.NBT.B.7

CCSS.2.NBT.B.9

CCSS.2.OA.A.1

Select ALL inverse operations for

 $199-99=100$  

•  $199-100=99$  

•  $99+100=199$  

•  $100-99=1$  

•  $100+99=199$  

Tags

CCSS.3.NBT.A.2

Select ALL inverse operations for

 $30+50=80$  

•  $80-30=50$  

•  $80-40=40$  

•  $8-5=3$  

•  $50+30=80$  

Tags

CCSS.3.NBT.A.2

Select ALL inverse operations for

 $345+65=410$  

•  $65+345=410$  

•  $410-65=345$  

•  $410-345=65$  

•  $345+41=650$  

Tags

CCSS.3.NBT.A.2

Fill in the blank:

Addition and subtraction are inverse operations because one ____________ the other.

• Undoes

• Looks like

• Is easier than

• Is harder than

Tags

CCSS.3.NBT.A.2

What operation would you use to check your answer to a subtraction problem?

• Addition

• Multiplication

• Division

Tags

CCSS.3.NBT.A.2

Which operation would you use to check your answer to an addition problem?

• Multiplication

• Division

• Subtraction

Tags

CCSS.3.NBT.A.2

Select ALL inverse operations for

 $5+5=10$  

•  $5+5=10$  

•  $10+5=15$  

•  $5-5=0$  

•  $10-5=5$  

Tags

CCSS.3.NBT.A.2

Select ALL inverse operations for

 $3+p=15$  

•  $15-p=3$  

•  $15+3=18$  

•  $3+15=18$  

•  $15-3=p$  

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.7