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Class Trip Budget: Charges and Reversals

Interpret signed products in a class trip budget and explain why reversing a negative change produces a positive change.

Grade 7MathInteractive · Printable

Aligned to7.NS.A.2.a

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What’s included

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

Details

Format: Interactive · Printable
Grade: Grade 7
Subject: Math
Question types: Fill in the blank, Multiple choice, Circle the answer, Short answer

About this worksheet

What students practice

Students interpret signed products as charges, credits, and reversals in a trip budget.
Students use opposites and multiplication properties to justify the signs of products.
Students multiply signed whole numbers, fractions, and decimals.

How to use

Have students work independently, then discuss how a reversal differs from another charge. Treat each budget revision as a separate situation.

Curriculum

Common Core standard covered

7.NS.A.2.a

Understand why multiplying signed numbers follows rules like (-1)(-1) = 1, and interpret products in context.

Preview

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Name Date

Class Trip Budget: Charges and Reversals

Use signed products to track bus, meal, and museum costs.

Read the Budget Model

A positive change increases the money available; a negative change decreases it. A positive multiplier applies a change, 0 applies none, and −1 reverses a change. Treat each question separately.

The class uses these signed changes to plan its trip.