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Treehouse Club Code Crackers

Grade 3 practice finding the unknown number in multiplication and division equations with secret codes, number machines, and treehouse stories.

Grade 3MathInteractive · Printable

Aligned to3.OA.A.4

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What’s included

Single worksheet
Auto-graded online
1 Common Core standard
Printable answer key
15 questions
Classroom-ready

Details

Format: Interactive · Printable
Grade: Grade 3
Subject: Math
Question types: Fill in the blank, Multiple choice, Circle the answer, Short answer

About this worksheet

What students practice

Students find the unknown number in any position of a multiplication or division equation.
Students use related multiplication facts to solve division equations with an unknown number.
Students choose and solve equations with an unknown number to answer story problems.

How to use

Use after students know multiplication facts within 100. Have students say each equation as a question, such as "what times 3 is 27?", before they write the secret number.

Curriculum