Fractions, Decimals and Percentages

Front

What is a fraction?

Back

A fraction represents a part of a whole and is expressed as a ratio of two integers, with a numerator (top number) and a denominator (bottom number).

Front

How do you convert a fraction to a decimal?

Back

To convert a fraction to a decimal, divide the numerator by the denominator.

Front

What is a percentage?

Back

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

Front

How do you convert a decimal to a percentage?

Back

To convert a decimal to a percentage, multiply the decimal by 100 and add the '%' symbol. For example, 0.75 becomes 75%.

Front

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

Back

Fractions, decimals, and percentages are different ways of representing the same value. They can be converted from one form to another.

Front

What is 15 seconds out of 2 minutes as a percentage?

Back

12.5%.

Front

How do you simplify a fraction?

Back

To simplify a fraction, divide both the numerator and the denominator by their greatest common divisor (GCD).

Front

What is 3.75 as a fraction in simplest form?

Back

15/4.

Front

How do you find a percentage of a number?

Back

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

Front

What is 20% of 50?

Back

10.