Lesson: One-step Equations: Addition and Subtraction

In this lesson, we will learn how to write and solve one-step addition and subtraction equations in questions including word problems.

Sample Question Videos

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02:09

Worksheet: 25 Questions • 5 Videos

Q1:

Ethan’s mother gave him coloring pencils for his birthday. He lost 43 of them at the park. If he has 40 left, write and solve an equation to find how many coloring pencils Ethan’s mother gave him.

Q2:

If , what is the value of ?

Q3:

Over a week, Madison practiced on her flute for 5 hours. This was 3 hours longer than she practiced the previous week. First write an equation for the number of hours () that she spent practicing the previous week, and then solve it.

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