Mentally Add and Subtract 10 & 100

Front

902 + 10 = ?

Back

912

Tags

CCSS.1.NBT.C.5

Front

682 + 10 = ?

Back

692

Tags

CCSS.1.NBT.C.5

Front

95 + 10 = ?

Back

105

Tags

CCSS.2.NBT.B.5

Front

247 - 100 = ?

Back

147

Front

222 + 100 = ?

Back

322

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the result of adding 10 to a number?

Back

You increase the number by 10.

Tags

CCSS.1.NBT.C.5

Front

What is the result of subtracting 10 from a number?

Back

You decrease the number by 10.

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

Front

What happens when you add 100 to a number?

Back

You increase the number by 100.

Tags

CCSS.2.NBT.B.8

Front

What happens when you subtract 100 from a number?

Back

You decrease the number by 100.

Tags

CCSS.2.NBT.B.8

Front

If you have 300 and add 10, what do you get?

Back

310

Tags

CCSS.2.NBT.B.8