Ratios, Part, Percent & Whole

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 percent to a decimal?

Back

To convert a percent to a decimal, divide the percent by 100. For example, 75% becomes 0.75.

Front

What is the decimal equivalent of 100%?

Back

The decimal equivalent of 100% is 1.0.

Front

How do you find a percentage of a number?

Back

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

Front

What does it mean if a student scores 85% on a test?

Back

It means the student answered 85 out of 100 questions correctly, or the equivalent based on the total number of questions.

Front

Convert 93.01% to a decimal.

Back

0.9301

Front

Convert 135% to a decimal.

Back

1.35

Front

If a student scores 83% on a test with 70 questions, how many questions did they get correct?

Back

56 questions.

Front

What is 6.8% as a decimal?

Back

0.068

Front

Write the ratio 69 : 75 as a fraction.

Back

23/25.