When adding and subtracting which should we add and subtract the numerators or denominators?
We should add and subtract the numerators, not the denominators?
8 and 8/9 - 8 and 5/9 =
3/9
1/6 +3/6 =
4/6
What is a denominator?
The bottom number of the fraction.
7/8 - 3/8 =
4/8
6 + 2/5 =
6 and 2/5
What is the numerator?
The number above the fraction line.
2 and 1/3 - 2 =
1/3
7 and 2/4 + 2/4 =
8
What does the denominator represent?
It represents how many equal pieces the fraction is cut into.
5 - 3 and 1/4 =
1 and 3/4
5 and 2/5 + 4/5 =
6 and 1/5
What does the number in the numerator represent?
The number in the numerator represents how many pieces of the whole are shaded.
6 and 1/3 - 1 and 2/3 =
4 and 2/3
6 and 6/8 + 3 and 5/8 =
10 and 3/8