Reveal Unit 9 Review

Front

What is a common denominator?

Back

A common denominator is a number that can be used as a denominator for two or more fractions, allowing them to be added or subtracted more easily.

Front

How do you find a common denominator for 5/8 and 5/6?

Back

To find a common denominator for 5/8 and 5/6, you can find the least common multiple (LCM) of the denominators 8 and 6, which is 24.

Front

What is the sum of 11/12 and 7/8?

Back

The sum of 11/12 and 7/8 is approximately 1 1/2 hours.

Front

How do you compare fractions like 3/8 and 1/2?

Back

To compare fractions, convert them to have a common denominator or convert them to decimals.

Front

What is the difference between 3 3/10 and 1 3/5?

Back

The difference is 1 7/10.

Front

How do you subtract mixed numbers like 2 4/5 and 1 3/4?

Back

Convert the mixed numbers to improper fractions, find a common denominator, and then subtract.

Front

What is the first step in adding fractions?

Back

The first step in adding fractions is to find a common denominator.

Front

What does it mean to simplify a fraction?

Back

Simplifying a fraction means reducing it to its simplest form, where the numerator and denominator have no common factors other than 1.

Front

How do you convert a mixed number to an improper fraction?

Back

To convert a mixed number to an improper fraction, multiply the whole number by the denominator, add the numerator, and place that over the original denominator.

Front

What is the process for adding fractions with different denominators?

Back

1. Find a common denominator. 2. Convert each fraction to an equivalent fraction with the common denominator. 3. Add the numerators and keep the common denominator.