Unit 2 Review: Operations with Fractions and Decimals

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

How do you add fractions with different denominators?

Back

To add fractions with different denominators, find a common denominator, convert the fractions, and then add the numerators.

Front

What is the process for multiplying fractions?

Back

To multiply fractions, multiply the numerators together and the denominators together. Simplify if necessary.

Front

How do you divide fractions?

Back

To divide fractions, multiply by the reciprocal of the divisor (the second fraction).

Front

What is a decimal?

Back

A decimal is a way of representing fractions using a base-10 system, indicated by a decimal point.

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 the sum of 3/8 and 1/3?

Back

17/24.

Front

What is 2 x 3/4?

Back

6/4 or 1 1/2.

Front

What is 5/9 ÷ 4/5?

Back

25/36.

Front

What is 7 x 3/4?

Back

5 1/4.