Addition and Subtraction Word Problems

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

How do you solve a word problem?

Back

To solve a word problem, read the problem carefully, identify the numbers involved, determine what is being asked, and choose the correct operation (addition or subtraction) to find the answer.

Tags

CCSS.2.OA.A.1

Front

What is a key term in word problems?

Back

Key terms are words or phrases that indicate which mathematical operation to use, such as 'total' for addition and 'left' for subtraction.

Tags

CCSS.1.OA.A.1

Front

If a problem states 'in all', what operation should you use?

Back

You should use addition.

Tags

CCSS.1.OA.A.1

Front

If a problem states 'how many are left', what operation should you use?

Back

You should use subtraction.

Tags

CCSS.1.OA.A.1

Front

Example of an addition word problem: A store sold 150 apples and 200 oranges. How many fruits did they sell in total?

Back

The total number of fruits sold is 150 + 200 = 350.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

Example of a subtraction word problem: There were 500 books in a library. 120 were checked out. How many books are left?

Back

The number of books left is 500 - 120 = 380.

Tags

CCSS.3.OA.D.8

Front

What is a combined total in word problems?

Back

A combined total is the sum of two or more quantities, often found by adding the amounts together.

Tags

CCSS.2.OA.A.1

Front

What does 'more than' indicate in a word problem?

Back

'More than' indicates that you should add a certain amount to another number.

Tags

CCSS.1.OA.A.1