Adding and Subtracting within 100

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 finding the difference between two numbers by taking one number away from another.

Tags

CCSS.2.OA.A.1

Front

What is the sum of 23 and 10?

Back

33

Tags

CCSS.2.NBT.B.5

Front

What is 82 minus 35?

Back

47

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the sum of 68 and 25?

Back

93

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is 35 minus 19?

Back

16

Tags

CCSS.7.NS.A.1C

Front

What is 77 minus 29?

Back

48

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

If you have 10 apples and you add 5 more, how many apples do you have?

Back

15 apples.

Tags

CCSS.1.OA.A.1

Front

If you have 50 candies and you give away 20, how many candies do you have left?

Back

30 candies.

Tags

CCSS.2.OA.A.1

Front

What is the missing number in 23 + ? = 33?

Back

10

Tags

CCSS.1.OA.D.8