# 2-91-1 Fractions - Lowest Terms

### Lesson List

A fraction is part of something.

You have already learned , , , and .

 (one half is red)

 (one third is blue)

 (one fourth is green)

 (one fifth is purple)

Fractions may be written like this , or like this 1/5.

Fractions can also be written in lowest terms, or simplified.  Look at the example below.

 Four equal parts. Two are green. The fraction is 2/4 or 1/2 2/4 in lowest terms is 1/2

 Ten equal parts. Five are red. The fraction is 5/10 or 1/2 5/10 in lowest terms is 1/2

Look at the fractions below.  Simplify and put each fraction in lowest terms.

 Four equal parts. Two are green. The fraction is 2/4 or Six equal parts. Two are ruby. The fraction is 2/6 or Ten equal parts. Two are yellow. The fraction is 2/10 or Six equal parts. Four are ruby. The fraction is 4/6 or Eight equal parts. Two are orange. The fraction is 2/8 or Ten equal parts. Four are yellow. The fraction is 4/10 or Twelve equal parts. Four are purple. The fraction is 4/12 or Eight equal parts. Four are orange. The fraction is 4/8 or Twelve equal parts. Six are purple. The fraction is 6/12 or Ten equal parts. Six are yellow. The fraction is 6/10 or Twelve equal parts. Two are purple. The fraction is 2/12 or Eight equal parts. Six are orange. The fraction is 6/8 or Ten equal parts. Eight are yellow. The fraction is 8/10 or Twelve equal parts. Eight are purple. The fraction is 8/12 or