6.6 Warm Up

Front

What is the formula to calculate a percentage of a number?

Back

To find a percentage of a number, multiply the number by the percentage (in decimal form). For example, to find 20% of 50, calculate 50 * 0.20 = 10.

Front

How do you convert a percentage to a decimal?

Back

To convert a percentage to a decimal, divide the percentage by 100. For example, 25% becomes 0.25.

Front

What is 110% of 150?

Back

165

Front

What is 40% of 238?

Back

95.2

Front

How do you find what percent one number is of another?

Back

To find what percent one number (A) is of another number (B), use the formula: (A/B) * 100. For example, to find what percent 28 is of 70, calculate (28/70) * 100 = 40%.

Front

28 is what percent of 70?

Back

40%.

Front

What is the meaning of 'percent'?

Back

Percent means 'per hundred' and is used to express a number as a fraction of 100.

Front

What is 5% of what number is 6?

Back

120

Front

What is the relationship between fractions and percentages?

Back

Fractions can be converted to percentages by multiplying the fraction by 100. For example, 1/4 = 0.25 = 25%.

Front

What does it mean if 41% of people love cats?

Back

It means that out of every 100 people, 41 people have a positive feeling towards cats.