5. Fractions, Decimals, and Percents

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator (part) and 'b' is the denominator (whole).

Front

What is a decimal?

Back

A decimal is a way of expressing fractions in a base 10 system, using a point to separate the whole number from the fractional part (e.g., 0.75).

Front

What is a percent?

Back

A percent is a way of expressing a number as a fraction of 100, denoted by the symbol '%'. For example, 50% means 50 out of 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 by 100. For example, 1/4 = (1 ÷ 4) × 100 = 25%.

Front

How do you convert a percent to a decimal?

Back

To convert a percent to a decimal, divide the percent by 100. For example, 25% = 25 ÷ 100 = 0.25.

Front

What is the relationship between fractions, decimals, and percents?

Back

Fractions, decimals, and percents are different ways to represent the same value. They can be converted from one form to another.

Front

If 12% of 75 cats are Siamese, how many are Siamese?

Back

9 Siamese cats.

Front

Convert 4/5 to a percent.

Back

80%.

Front

What percent represents the shaded portion if 64 out of 100 is shaded?

Back

64%.

Front

If there are 4 trombones out of 25 instruments, what percent are not trombones?

Back

84% are not trombones.