Subtraction

Front

When you are subtracting, do you use a + or - ?

Back

-

Tags

CCSS.7.NS.A.1C

Front

What does it mean to subtract something?

Back

take it away

Tags

CCSS.4.NF.B.3A

Front

10 - 6

Back

4

Tags

CCSS.1.OA.C.6

Front

18 - 4

Back

14

Tags

CCSS.2.OA.A.1

Front

What do you do if there is more on the floor?

Back

Go next door

Tags

CCSS.2.NBT.B.7

Front

26 - 13

Back

13

Tags

CCSS.2.OA.A.1

Front

What number is showing? Options: 37, 27, 47, 100

Back

37

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

Front

How do you regroup a ten?

Back

move one ten to the ones column

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

87 - 56

Back

31

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

13 - 6 = ?

Back

7

Tags

CCSS.1.OA.C.6