Adding
Subtracting
Multiplying
Dividing
100
What do we do with the denominators in order to add fractions.
Find a common denominator
100
1/2 - 1/3
1/6
100
4/5 * 4/7
16/35
100
3 ÷ 1/2
0
200
1/2 + 3/4
5/4 or 1 1/4
200
2/3 - 1/6
1/2
200
2/3 * 3/4
1/2
200
3/4 ÷ 5
3/20
300
1 2/5 + 2/3
31/15 or 2 1/15
300
1 1/2 - 3/4
3/4
300
3/7 * 3/4
9/28
300
2/3 ÷ 4/5
5/6
400
5/12 + 3/8
19/24
400
11/12 - 2/3
1/5
400
3/10 * 4/5
6/25
400
11/3 ÷ 1/2
7 1/3
500
7/15 + 5/6
1 3/10
500
1/3 - 1/2
- 1/6
500
5/7 * 3/6
5/14
500
2 3/4 ÷ 1/2
5 1/2
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