Percent, Fraction, Decimal

Front

What is the relationship between percent, fraction, and decimal?

Back

Percent is a way of expressing a number as a fraction of 100. A fraction can be converted to a decimal by dividing the numerator by the denominator, and a decimal can be converted to a percent by multiplying by 100.

Front

How do you convert a fraction to a percent?

Back

To convert a fraction to a percent, divide the numerator by the denominator and then multiply the result by 100.

Front

What is 75% expressed as a fraction?

Back

75% can be expressed as the fraction 75/100, which simplifies to 3/4.

Front

If 3 out of 5 students chose rock music, what percent of students chose rock music?

Back

To find the percent, divide 3 by 5 (0.6) and multiply by 100, which equals 60%.

Front

What is the percent of a shaded area if 2 out of 5 sections are shaded?

Back

The percent of the shaded area is (2/5) * 100 = 40%.

Front

How do you find the percent of a whole when given a part?

Back

To find the percent of a whole when given a part, divide the part by the whole and multiply by 100.

Front

What is the percent equivalent of the fraction 1/5?

Back

The percent equivalent of 1/5 is 20%.

Front

If a figure is divided into 10 equal parts and 4 parts are shaded, what percent is shaded?

Back

If 4 out of 10 parts are shaded, the percent shaded is (4/10) * 100 = 40%.

Front

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

Back

To convert a decimal to a percent, multiply the decimal by 100.

Front

If 40% of a class of 30 students are girls, how many girls are in the class?

Back

To find the number of girls, calculate 40% of 30: (40/100) * 30 = 12 girls.