percents and percent change

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 '%'. For example, 50% means 50 out of 100.

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% as a decimal is 0.25 (25 ÷ 100 = 0.25).

Front

How do you convert a decimal to a percent?

Back

To convert a decimal to a percent, multiply the decimal by 100. For example, 0.75 as a percent is 75% (0.75 × 100 = 75).

Front

What is the formula to find the percent of a number?

Back

The formula to find the percent of a number is: Percent = (Part/Whole) × 100. For example, to find what percent 20 is of 80, use (20/80) × 100 = 25%.

Front

What is percent change?

Back

Percent change is a way to express the change in a quantity as a percentage of the original amount. It is calculated using the formula: Percent Change = ((New Value - Old Value) / Old Value) × 100.

Front

If 16 is what percent of 80, how do you find the answer?

Back

To find what percent 16 is of 80, use the formula: (16/80) × 100 = 20%.

Front

What is 175% as a decimal?

Back

175% as a decimal is 1.75 (175 ÷ 100 = 1.75).

Front

Back

Front

What is 35% as a decimal?

Back

35% as a decimal is 0.35.

Front

If 12 is 40% of what number, how do you find that number?

Back

To find the number, use the formula: Number = Part / (Percent/100). Here, Number = 12 / (40/100) = 30.