Understanding Percentages

Understanding Percentages

Assessment

Interactive Video

Mathematics

5th - 8th Grade

Practice Problem

Hard

CCSS
7.NS.A.2D, 8.NS.A.1

Standards-aligned

Created by

Olivia Brooks

FREE Resource

Standards-aligned

CCSS.7.NS.A.2D
,
CCSS.8.NS.A.1
The video tutorial explains how to determine what percent 100 is of 80. It begins by setting up the problem and clarifying common confusions. The instructor then formulates an equation, solves for x, and converts the result into a percentage. The solution is verified, showing that 100 is 125% of 80, and the problem is concluded.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main challenge people face when solving '100 is what percent of 80'?

Understanding the language of the problem

Finding the common factor

Converting fractions to decimals

Multiplying numbers correctly

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What equation is set up to find the percentage of 100 in relation to 80?

x - 80 = 100

100 / x = 80

80 * x = 100

80 + x = 100

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the value of x when solving the equation 80 * x = 100?

4/5

5/4

1/4

4/1

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the fraction 5/4 converted into a decimal?

By adding 0.25

By dividing 5 by 4

By subtracting 0.75

By multiplying by 100

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the decimal equivalent of 5/4?

1.0

0.75

1.25

1.5

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in converting a fraction to a percentage?

Subtract 100

Add 100

Multiply by 100

Divide by 100

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final percentage when 1.25 is converted to a percentage?

100%

175%

125%

150%

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