A fraction is part of something.
You have already learned , , and .
(one half is
red) 
(one third
is blue) 
(one fourth
is green) 
Here is what
looks like.
(one fifth
is purple) 
Fractions may be written like this , or like this
1/5.
The bottom number tells how many parts in all and the top number tells the
fraction of the parts.
In the fraction 1/5, there are five equal parts and one part
is purple.
Look at the fractions below. Three parts in all, two
parts are blue.

2/3 is blue 
Four parts in all, three are green.

3/4 is green 
Practice writing fractions Put the correct fraction in the box to the right of the image. Do not simplify the fraction.
