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.

Tags

CCSS.2.NBT.B.7

Front

What does the plus sign (+) mean?

Back

The plus sign means to add.

Tags

CCSS.1.OA.A.1

Front

What does the minus sign (−) mean?

Back

The minus sign means to subtract.

Tags

CCSS.7.NS.A.1C

Front

What is a sum?

Back

A sum is the result of adding two or more numbers.

Tags

CCSS.6.EE.A.1

Front

What is a difference?

Back

A difference is the result of subtracting one number from another.

Tags

CCSS.1.OA.A.1

Front

If you have 5 apples and you add 3 more, how many apples do you have?

Back

You have 8 apples.

Tags

CCSS.1.OA.A.1

Front

If you have 10 candies and you give away 4, how many candies do you have left?

Back

You have 6 candies left.

Tags

CCSS.2.OA.A.1

Front

What is a fact family?

Back

A fact family is a group of related addition and subtraction facts using the same numbers.

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

What is the doubles fact for 6?

Back

6 + 6 = 12.

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2