Writing Expressions with Variables

Grade 445 minutes5.PFA.2 The student will investigate and use variables in contextual problems.

Learning Objective

I can use a letter to stand for a number and write an expression for word problems like "3 more than a number."

Practice Questions

This lesson includes 7 practice questions to reinforce learning.

View questions preview

1. What operation does the word "quotient" usually represent in math?

2. Write an algebraic expression for "a number p decreased by 15."

3. Write an algebraic expression for "11 multiplied by a number z." Use a method of showing multiplication other than the "x" symbol.

...and 4 more questions

Educational Video

Writing Algebraic Expressions (One Operation) | Math with Mr. J

Math with Mr. J

Create Your Own Lesson

Generate a custom lesson plan like this one in minutes with Insta~Lesson