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Lesson: Solving Word Problems by Selecting Addition or Subtraction

In this lesson, we will learn how to determine the appropriate type of mathematical operation, either addition or subtraction, to solve word problems.

Question Video: Solving Word Problems with Numbers up to 20 by Finding the Unknown Addend

01:39

Worksheet: Solving Word Problems by Selecting Addition or Subtraction • 14 Questions

Q1:

There are 98 pupils in a classroom. 65 are boys. How many are girls?

Q2:

There were 98 birds in a tree. 83 flew away. How many are left?

Q3:

Hannah is 52 years old and Charlotte is 37. What is the sum of their ages?

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Lesson: Solving Word Problems by Selecting Addition or Subtraction

Question Video: Solving Word Problems with Numbers up to 20 by Finding the Unknown Addend

Worksheet: Solving Word Problems by Selecting Addition or Subtraction • 14 Questions

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Related Worksheets

Subtracting Integers across Zeros

Subtracting Three-Digit Numbers with Regrouping and Solving Word Problems

Subtracting Three-Digit Numbers without Regrouping