Adding and Subtracting Common Denominators
2/4 + 1/4 =?
3/4
1/3 + 1/2 =?
5/6
1/2
0.5
15/20
0.75
12/2 + 1/2 =?
6 1/2
3/8 + 4/8 =?
7/8
2/4 + 1/3 =?
10/12
7/10
0.7
1/50
0.02
7
10/13 + 7/13 =?
1 4/13
3/7 + 1/4 =?
19/24
12/24
0.5
18/20
0.9
7/3 + 2/3 =?
9
1 2/12 + 10/12 =?
2
3 2/10 + 4 2/3 =?
7 26/30
1/10
0.1
7/20
0.35
12/11 + 6/10 =?
1 76/110
4 24/81 - 1 23/81 =?
3 12/81
2 3/8 + 1 4/14 =?
3 37/56
2/20
0.1
3/20
0.15
4/10 + 83/10 =?
8 7/10