Operations with Fractions Study Guide

When subtracting fractions, you ______________________ need a common denominator.

• sometimes

• always

• never

What must you have to add and subtract fractions?

• Common numerators
• Different numerators
• Different denominators
• Common denominators

• 3
• 4
• 24
• 12

What is the difference of these fractions in lowest terms?

The number on the top of a fraction is called what?

• numerator
• denominator

The number on the bottom of a fraction is called what?

• numerator
• denominator

When the numerator is greater than or equal to the denominator is called____

• proper fraction

• improper fraction

• mixed number

• all of the above