FRACTIONS
Review of Introductory Mathematics
Example:
6
8
6
2
8
2
3
4
Addition and Subtraction of Fractions
When two or more fractions have the same denominator, they are said to have a common
denominator. The rules for adding fractions with a common denominator will first be explored.
Consider the example.
3
8
1
8
First of all, the fraction
means three
segments, i.e.
= 3 x
. Looking at this as the
3
8
1
8
3
8
1
8
addition of pie segments:
It is obvious that three of these segments
plus one of these segments
equal four
1
8
ths
1
8
ths
of these segments
.
1
8
ths
MA-01
Page 26
Rev. 0