Adding Fractions w/ unlike denominators
1/2 + 1/4=
3/4
1/2 - 1/4=
1/4
5 1/2 + 8 1/4
13 3/4
What is a denominator?
The number below the line in a fraction.
1/6 + 2/3=
5/6
2/3 - 1/6=
3/6 OR 1/2
9 9/10 + 2 3/5
12 1/2
What is a numerator?
The number above the line in a fraction.
1/5 + 3/10=
5/10 OR 1/2
1/5 - 1/10=
1/10
3 1/4 + 3 5/8
6 7/8
What does equivalent mean?
Equal in value or the same in value.
6/12 + 2/6=
14/12 OR 1 2/12 Or 1 1/6
2/4 - 2/8=
2/8 OR 1/4
18 1/2 - 17 2/8
1 1/4
What does simplify mean?
To reduce a fraction to it's simplest form or make the fraction as small as possible.
2/7 + 7/14=
11/14
4/6 - 1/12=
7/12
7 5/12 - 2 1/2
4 11/12
What is a common denominator?
When the bottom number of the fraction is the same for both fractions.