Math 7 Lesson 5.3 (Day 1) Skills Check B

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction, such as 1 and 1/2.

Front

How do you subtract mixed numbers?

Back

To subtract mixed numbers, convert them to improper fractions, find a common denominator, subtract, and convert back to a mixed number if necessary.

Front

What is the lowest terms of a fraction?

Back

A fraction is in lowest terms when the numerator and denominator have no common factors other than 1.

Front

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

Back

Multiply the whole number by the denominator, add the numerator, and place that over the original denominator.

Front

What is the first step in subtracting fractions?

Back

The first step is to find a common denominator for the fractions.

Front

Back

3 and 2/3

Front

Back

7 and 21/40

Front

Back

3 and 1/8

Front

Back

13 and 5/12

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions.