adding and subtracting tens and ones

Front

What is 10 + 5?

Back

15

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

What is 20 - 7?

Back

13

Tags

CCSS.1.OA.C.6

Front

If you have 3 tens and 4 ones, how many do you have in total?

Back

34

Tags

CCSS.1.NBT.A.1

Front

What is 30 + 2?

Back

32

Tags

CCSS.2.NBT.B.5

Front

What is 50 - 20?

Back

30

Tags

CCSS.1.NBT.C.5

Front

If you add 10 to 25, what do you get?

Back

35

Tags

CCSS.1.NBT.C.5

Front

What is 40 + 30?

Back

70

Tags

CCSS.2.NBT.B.5

Front

If you have 60 and you take away 10, what do you have left?

Back

50

Tags

CCSS.1.NBT.C.5

Front

What is 70 - 30?

Back

40

Tags

CCSS.2.NBT.B.5

Front

If you have 2 tens and 5 ones, how many do you have?

Back

25

Tags

CCSS.1.NBT.A.1