Chapter 4 Percents Test

Front

What is a percent?

Back

A percent is a ratio expressed as a fraction of 100. It represents a part of a whole.

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, 4% = 4 ÷ 100 = 0.04.

Front

What is the equivalent percent of 0.3?

Back

0.3 as a percent is 30%.

Front

How do you compare fractions?

Back

To compare fractions, convert them to a common denominator or convert them to decimals.

Front

What is 125% of 84?

Back

125% of 84 is 105.

Front

What does it mean to order numbers from greatest to least?

Back

Ordering numbers from greatest to least means arranging them in descending order, starting with the largest number.

Front

What is the decimal equivalent of 25%?

Back

The decimal equivalent of 25% is 0.25.

Front

How do you find a percent of a number?

Back

To find a percent of a number, multiply the number by the percent (as a decimal). For example, to find 20% of 50, calculate 50 × 0.20 = 10.

Front

What is the relationship between fractions and percents?

Back

Fractions can be converted to percents by multiplying by 100. For example, 1/2 = 0.5 = 50%.

Front

What is the formula for calculating percent change?

Back

Percent change = (New Value - Old Value) / Old Value × 100.