Fractions, Decimals, Percents

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator and 'b' is the denominator.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is a decimal?

Back

A decimal is a way of expressing numbers that are not whole, using a point to separate the whole number part from the fractional part.

Front

What is a percent?

Back

A percent is a way of expressing a number as a fraction of 100, denoted by the symbol '%'. For example, 50% means 50 out of 100.

Front

How do you convert a decimal to a percent?

Back

To convert a decimal to a percent, multiply the decimal by 100 and add the percent symbol (%). For example, 0.9 becomes 90%.

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% becomes 0.25.

Front

What is the formula to find the percent correct on a test?

Back

The formula is (Number of correct answers / Total number of questions) x 100.

Front

Convert 3/5 to a percent.

Back

60%.

Front

Convert 0.02 to a percent.

Back

2%.

Front

Convert 0.09% to a decimal.

Back

0.0009.

Front

What does it mean if a fraction is in simplest form?

Back

A fraction is in simplest form when the numerator and denominator have no common factors other than 1.