Solving Equations and Word Problems

Solving Equations and Word Problems

Assessment

Interactive Video

Mathematics

7th - 8th Grade

Practice Problem

Hard

Created by

Thomas White

FREE Resource

The video tutorial covers various mathematical concepts for seventh-grade students. It begins with an explanation of circle area calculations, emphasizing the relationship between diameter, radius, and area. The tutorial then explores strategies for solving equations involving fractions, comparing different methods. It continues with exercises on identifying operations needed to complete equations. The video also includes a practical problem involving football yardage to illustrate gain and loss calculations. Additionally, it examines proportional relationships in pricing scenarios and concludes with an analysis of which questions can be solved using a specific equation.

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14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main topic of the first problem discussed in the video?

Comparing the areas of two circles

Solving a linear equation

Analyzing football plays

Identifying missing operations

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why does Tyler think his circle will have twice the area of Lynn's circle?

Because his circle is twice as old

Because his circle is twice as colorful

Because his circle is twice as heavy

Because his circle has twice the diameter

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula used to calculate the area of a circle?

pi times the diameter squared

pi times the radius squared

pi times the circumference

pi times the diameter

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What equation are Jada and Priya trying to solve?

x + 2 = 5

2/3 + x = 4

x - 3 = 7

3x = 27

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is Priya's strategy for solving the equation?

Multiply each side by 2

Subtract 4 from each side

Add negative two-thirds to each side

Divide each side by 3

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is Jada's strategy for solving the equation?

Add two-thirds to each side

Multiply each side by three over two

Divide each side by two

Subtract three from each side

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What operation is needed to make the equation 48 ? -8 = -6 true?

Subtraction

Division

Addition

Multiplication

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