Operations with Rational Numbers

Operations with Rational Numbers

Assessment

Interactive Video

Mathematics

4th - 6th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

The video tutorial explains how 7th grade students at Mathvillie Middle School are selling t-shirts as a fundraiser. The t-shirts cost $3 each to make and are sold for $10 each. The tutorial demonstrates how to calculate the profit from selling 150 t-shirts using the order of operations (PEMDAS). It involves replacing the variable x with 150, performing multiplication, and then addition and subtraction to find the final profit of $1,050. The lesson concludes with a summary of solving real-world math problems involving rational numbers.

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5 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the cost to make one t-shirt?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How much profit is made from selling one t-shirt?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

If 150 t-shirts are sold, what is the total profit?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain the steps taken to calculate the profit from selling 150 t-shirts.

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the final profit amount after selling 150 t-shirts?

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OFF

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