addition
2/5 + 3.48
3.88
23.7 x 39.4
933.78
13/4 / 3/1
13/12
2/4 - 3/9
1/6
5/8 + 28.1
28.725
22.42 x 9/4
24.67
8/3 / 5/2
16/15
9/8 - 5/4
1/8
9/6 + 23.9 + 3/8
25.775
3/4 x 9/2
3 3/8
9/28
7/3 - 6/4
5/6
7/16 + 5/4 + 2/1
3.6875
5/6 x 3/2
5/4
42.5 / 6/3
21.25
12/9 - 7/9
5/9
58.091
12/5 x 4/9
16/15
24.6 / 0.34
41/4
14/8 - 5/1
13/4 or 3 1/4