3.7.A.01 - Solve word problems in varied contexts using a letter to represent the unknown - Exit Ticket

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Sandra has her sticker collection in 7 albums. Each album has 40 stickers in it. She starts a new album that has 9 stickers in it. How many total stickers does she have in her collection?

Use the Read-Draw-Write process to solve the problem below. Use a letter to represent the unknown.

From EngageNY.org of the New York State Education Department. Grade 3 Mathematics Module 7, Topic A, Lesson 1. Internet. Available from https://www.engageny.org/resource/grade-3-mathemat...; accessed 4/Apr/2016.