Addition and Subtraction

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.

Front

What is the sum of 5 + 3?

Back

8

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

What is the difference of 10 - 4?

Back

6

Tags

CCSS.1.OA.C.6

Front

What does it mean to decompose a number?

Back

To decompose a number means to break it down into smaller parts or addends.

Front

What is 100 + 50 + 25?

Back

175

Tags

CCSS.1.NBT.A.1

Front

If you have 20 apples and give away 5, how many do you have left?

Back

15 apples

Tags

CCSS.2.OA.A.1

Front

What is 15 - 7?

Back

8

Tags

CCSS.1.OA.C.6

Front

What is a way to add 23 + 47?

Back

You can add 20 + 40 + 3 + 7 = 70.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the total of 12 + 15 + 8?

Back

35

Tags

CCSS.2.NBT.B.6