Decimals and percents

Front

What is a decimal?

Back

A decimal is a fraction expressed in a special form. It uses a decimal point to separate the whole number part from the fractional part.

Front

How do you convert a decimal to a percent?

Back

To convert a decimal to a percent, multiply the decimal by 100 and add a percent sign (%). For example, 0.5 x 100 = 50%.

Front

What is a percent?

Back

A percent is a way of expressing a number as a fraction of 100. It is denoted by the symbol %.

Front

Convert 0.75 to a percent.

Back

75%.

Front

Convert 0.25 to a percent.

Back

25%.

Front

What is 100% in decimal form?

Back

1.0.

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, 50% = 50 ÷ 100 = 0.5.

Front

What is 10% of 200?

Back

20.

Front

What is 30% of 150?

Back

45.

Front

If 40% of a number is 20, what is the number?

Back

50.