Part/Whole = Percent

Front

What is a percent?

Back

A percent is a way to express a number as a fraction of 100. It is often used to compare quantities.

Front

How do you calculate the percent of a part compared to a whole?

Back

To find the percent, divide the part by the whole and then multiply by 100. Formula: (Part/Whole) x 100.

Front

In a class of 30 kids, 3 forgot to get their report cards signed. What percent is that?

Back

10%

Front

What percent of 200 is 28?

Back

14%

Front

Sally got 22 questions wrong on her quiz that had 40 questions on it. What percentage of the questions did she get wrong?

Back

55%

Front

Write 7% as a decimal.

Back

0.07

Front

What percent is shaded if 15 out of 40 parts are shaded?

Back

37.5%

Front

If 50% of a number is 25, what is the number?

Back

50

Front

What is the formula to convert a decimal to a percent?

Back

Multiply the decimal by 100.

Front

If 30% of a class of 50 students are girls, how many girls are in the class?

Back

15 girls.