Ratio Review #2

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing how many times one value contains or is contained within the other.

Front

How do you convert a fraction to a percentage?

Back

To convert a fraction to a percentage, divide the numerator by the denominator and then multiply the result by 100.

Front

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

Back

The formula is: (Part/Whole) x 100 = Percentage.

Front

What does it mean if a number is 75% of another number?

Back

It means that the number is three-quarters of the other number.

Front

How do you express 44% as a fraction?

Back

44% can be expressed as 44/100, which simplifies to 11/25.

Front

What is the decimal equivalent of 70%?

Back

The decimal equivalent of 70% is 0.7.

Front

If 72 is what percent of 90, how do you find the answer?

Back

Divide 72 by 90 and multiply by 100: (72/90) x 100 = 80%.

Front

What is a whole in terms of percentages?

Back

A whole is considered 100%.

Front

If Nathan spent 75% of his money, how do you find out how much he had before?

Back

If 75% equals $60, then 100% is $60 / 0.75 = $80.

Front

What is the relationship between fractions and percentages?

Back

Fractions can be converted to percentages by dividing the numerator by the denominator and multiplying by 100.