Equivalent Fractions, Decimals and Percents

Front

What is an equivalent fraction?

Back

An equivalent fraction is a fraction that represents the same value as another fraction, even though the numerator and denominator may be different. For example, 1/2 is equivalent to 2/4.

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Front

How do you convert a fraction to a decimal?

Back

To convert a fraction to a decimal, divide the numerator by the denominator. For example, to convert 3/4 to a decimal, divide 3 by 4, which equals 0.75.

Front

What is the process to convert a decimal to a percent?

Back

To convert a decimal to a percent, multiply the decimal by 100 and add the percent sign. For example, 0.75 as a percent is 0.75 x 100 = 75%.

Front

How do you find the percent of a number?

Back

To find the percent of a number, multiply the number by the percent (as a decimal). For example, to find 25% of 200, calculate 200 x 0.25 = 50.

Tags

CCSS.6.RP.A.3C

Front

What is the relationship between fractions, decimals, and percents?

Back

Fractions, decimals, and percents are different ways to represent the same value. They can be converted into one another using specific mathematical operations.

Front

How do you simplify a fraction?

Back

To simplify a fraction, divide the numerator and the denominator by their greatest common divisor (GCD). For example, to simplify 8/12, divide both by 4 to get 2/3.

Front

What is a percent?

Back

A percent is a ratio expressed as a fraction of 100. It represents how many parts out of 100 something is. For example, 45% means 45 out of 100.

Front

How do you convert a percent to a fraction?

Back

To convert a percent to a fraction, write the percent over 100 and simplify if possible. For example, 75% can be written as 75/100, which simplifies to 3/4.

Front

What is the formula to find the percentage of a part compared to a whole?

Back

The formula to find the percentage is: (part/whole) x 100. For example, if there are 20 students and 5 are girls, the percentage of girls is (5/20) x 100 = 25%.

Front

What is a decimal?

Back

A decimal is a way of expressing numbers that are not whole numbers, using a point to separate the whole part from the fractional part. For example, 0.5 represents one-half.

Tags

CCSS.4.NF.C.6