Fraction & Decimal Operations

Front

What is a fraction?

Back

A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number).

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

How do you add fractions with the same denominator?

Back

Add the numerators together and keep the denominator the same.

Front

How do you add fractions with different denominators?

Back

Find a common denominator, convert the fractions, then add the numerators.

Front

What is the process to subtract decimals?

Back

Align the decimal points, subtract as you would with whole numbers, and place the decimal point in the answer.

Front

What is the rule for dividing a whole number by a fraction?

Back

To divide a whole number by a fraction, multiply the whole number by the reciprocal of the fraction.

Front

What is the reciprocal of a fraction?

Back

The reciprocal of a fraction is obtained by flipping the numerator and denominator.

Front

How do you multiply fractions?

Back

Multiply the numerators together and the denominators together.

Front

What is the result of 5 ÷ ⅕?

Back

The result is 25.

Front

What is 1/8 + 5/8?

Back

The result is 6/8 or 3/4.