Adding and Subtracting within 100

Front

What is the result of subtracting a smaller number from a larger number?

Back

The result is called the difference.

Tags

CCSS.7.NS.A.1C

Front

What is the result of adding two numbers together called?

Back

The result is called the sum.

Tags

CCSS.2.OA.C.3

Front

What is the term for the number being subtracted in a subtraction problem?

Back

The number being subtracted is called the subtrahend.

Tags

CCSS.5.NBT.B.7

Front

What is the term for the number from which another number is subtracted?

Back

The number from which another number is subtracted is called the minuend.

Front

What is the term for the number being added in an addition problem?

Back

The number being added is called the addend.

Front

What is the maximum sum of two numbers when both are less than 100?

Back

The maximum sum is 198 (99 + 99).

Tags

CCSS.2.NBT.B.6

Front

What is the minimum difference when subtracting two numbers both less than 100?

Back

The minimum difference is 0 (when both numbers are equal).

Tags

CCSS.5.NBT.B.7

Front

How do you check your subtraction answer?

Back

You can check your subtraction answer by adding the difference to the subtrahend to see if it equals the minuend.

Tags

CCSS.1.OA.A.1

Front

How do you check your addition answer?

Back

You can check your addition answer by subtracting one addend from the sum to see if it equals the other addend.

Tags

CCSS.HSN.CN.A.2

Front

What is the relationship between addition and subtraction?

Back

Addition and subtraction are inverse operations; one can be used to check the other.

Tags

CCSS.2.NBT.B.5