Percent Proportions Review #1

Percent Proportions Review #1

Assessment

Flashcard

Mathematics

7th Grade

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a percent?

Back

A percent is a ratio expressed as a fraction of 100. It represents how many parts out of 100 something is.

2.

FLASHCARD QUESTION

Front

How do you calculate a percentage of a number?

Back

To calculate a percentage of a number, multiply the number by the percentage (in decimal form). For example, to find 20% of 50, calculate 50 * 0.20 = 10.

3.

FLASHCARD QUESTION

Front

What is the formula to find what percent one number is of another?

Back

The formula is (part/whole) * 100. For example, to find what percent 18 is of 20, calculate (18/20) * 100 = 90%.

4.

FLASHCARD QUESTION

Front

If 12% of the cars are blue and 75 cars went through the car wash, how many are blue?

Back

9 cars are blue. (75 * 0.12 = 9)

5.

FLASHCARD QUESTION

Front

What is 20% of 102?

Back

20.4 (0.20 * 102 = 20.4)

6.

FLASHCARD QUESTION

Front

What is 40% of 230?

Back

92 (0.40 * 230 = 92)

7.

FLASHCARD QUESTION

Front

How do you convert a fraction to a percent?

Back

To convert a fraction to a percent, divide the top number (numerator) by the bottom number (denominator) and multiply by 100. For example, 1/4 = (1 ÷ 4) * 100 = 25%.

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