Fractions, Percents, Decimals

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 (part) and 'b' is the denominator (whole).

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, 93.01% = 93.01 ÷ 100 = 0.9301.

Front

What is a decimal?

Back

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

Front

How do you convert a decimal to a percent?

Back

To convert a decimal to a percent, multiply the decimal by 100. For example, 0.9301 = 0.9301 × 100 = 93.01%.

Front

What is the simplest form of a fraction?

Back

The simplest form of a fraction is when the numerator and denominator have no common factors other than 1.

Front

How do you find a fraction of a group?

Back

To find a fraction of a group, multiply the total number by the numerator and then divide by the denominator. For example, for 3/20 of 100 students, it would be (3 × 100) ÷ 20 = 15 students.

Front

What does 35% represent as a fraction?

Back

35% as a fraction in simplest form is 7/20.

Front

How do you calculate the percentage of a group?

Back

To calculate the percentage of a group, divide the part by the whole and multiply by 100. For example, if 3 out of 4 students are boys, the percentage of boys is (3/4) × 100 = 75%.

Front

What is a percent?

Back

A percent is a way of expressing a number as a fraction of 100. It is denoted by the symbol '%'. For example, 25% means 25 out of 100.

Front

How do you represent a shaded area on a grid as a percent?

Back

To represent a shaded area on a grid as a percent, divide the number of shaded squares by the total number of squares and multiply by 100.