Simplifying Expressions Involving Square Roots and Percentages

Simplifying Expressions Involving Square Roots and Percentages

Assessment

Interactive Video

Mathematics

5th - 8th Grade

Hard

Created by

Liam Anderson

FREE Resource

The video tutorial explains how to simplify the expression involving the square root of 25 minus five percent. It highlights that the square root of 25 is not equal to five percent and demonstrates two methods to simplify it: converting to decimal form and using fractions. The decimal method shows that the square root of 25 is 0.5 or 50 percent, while the fraction method confirms the same result. The tutorial concludes by calculating the difference between the square root of 25 and five percent, resulting in 45 percent.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the initial problem discussed in the video?

Simplifying the square root of 25 minus 5 percent

Finding the percentage of 25

Adding 5 percent to 25

Calculating the square root of 100

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a method to simplify the square root of 25?

Subtract 0.5 from it

Convert it to a fraction

Multiply it by 10

Add 5 to it

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the decimal equivalent of the square root of 25?

0.25

0.5

5

2.5

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is 25 expressed as a fraction in the video?

25 tenths

25 fifths

25 hundredths

25 thousandths

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final result when subtracting 5 percent from the square root of 25?

55 percent

50 percent

45 percent

40 percent