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Robot Workshop: Reading Equations as Comparisons

Grade 4 robot club practice reading multiplication equations as times-as-many comparisons and writing equations for comparison sentences.

Grade 4MathInteractive · Printable

Aligned to4.OA.A.1

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What’s included

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

Details

Format: Interactive · Printable
Grade: Grade 4
Subject: Math
Question types: Fill in the blank, Multiple choice, Matching, Circle the answer, Sorting, Short answer

About this worksheet

What students practice

Students interpret a multiplication equation as a times-as-many comparison.
Students write multiplication equations, with a letter for the unknown, for comparison sentences.
Students tell the difference between times-as-many and more-than comparisons.

How to use

Read the first problem aloud and point out which number tells how many times. Students can sketch a bar model for any comparison before they choose or write an equation.

Curriculum

Common Core standard covered

4.OA.A.1

Understand a multiplication equation as a comparison, such as 35 being 5 times as many as 7.

Preview

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Name Date

Robot Workshop: Reading Equations as Comparisons

Turn multiplication equations into times-as-many sentences and back again.

Read the equation

Tell what each multiplication equation compares.

The robot club has 7 robots and 42 batteries. Ms. Kim writes 42 = 6 × 7 on the board. Which sentence matches her equation?

A. There are 6 more batteries than robots.
B. There are 7 times as many batteries as robots.
C. There are 6 times as many robots as batteries.
D. There are 6 times as many batteries as robots.

A robot arm reaches 8 inches. A robot car rolls 40 inches. The equation 40 = 5 × 8 compares the two distances.

The car rolls times as far as the arm reaches.

Lin builds a small robot with 4 blocks. Max builds a big robot. In the bar, the shaded part stands for Lin's 4 blocks, and the whole bar stands for Max's blocks. All the parts are the same size.

Max uses times as many blocks as Lin.
Equation: = 6 × 4

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