2-digit Adding/Subtracting Review

Front

61 + 29 =

Back

90, Ninety

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

50 - 24 =

Back

26, Twenty-six

Tags

CCSS.2.NBT.B.5

Front

26 + 37 =

Back

63, Sixty-three

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

Ray has some coins. Jerry gave Ray 26 coins. Now Ray has 72 coins. How many coins did Ray have to start with?

Back

46, Forty-six

Tags

CCSS.2.OA.A.1

Front

27 - 13 =

Back

14, Fourteen

Tags

CCSS.2.OA.A.1

Front

What is addition?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Tags

CCSS.1.OA.A.1

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another.

Tags

CCSS.2.NBT.B.7

Front

What is the sum of 10 and 15?

Back

25, Twenty-five

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

What is the difference between 30 and 12?

Back

18, Eighteen

Tags

CCSS.2.OA.A.1

Front

If you have 40 apples and you give away 15, how many apples do you have left?

Back

25, Twenty-five

Tags

CCSS.2.OA.A.1