Additon
1/5 + 2/5 =
3/5
9/12 - 3/12 =
6/12
1/2 x 1/2
1/4
3/5 / 4/5 =
15/20
3/5 =
.6
3/15 + 7/15 =
10/15
23/30 - 16/30 =
7/30
3/5 x 6/7
18/35
1/2 / 4/5 =
5/8
9/12 =
.75
2/4 + 1/2 =
3/4
57/80 - 34/80 =
23/80
6/12 x 7/8 =
42/96
7/8 / 3/4 =
28/24
13/15 =
.86
1/3 + 1/5 =
8/15
8/9 - 1/3 =
5/9
4/5 x 9/11
36/55
2/3 / 3/5 =
10/9
18/24 =
.75
9/12 + 1/3 =
13/12
10/12 - 3/4 =
1/12
12/13 x 4/8
48/104
15/20 / 4/5 =
75/80
23/56 =
.41