8 - 17 =
6/5 : 3/6 =
3.2 × 2.125 =
7/8 - 3/12 =
3/5 × 6/4 =
6.45 × 8.2 =
1/2 x 8/4 =
6/5 + 8/10 =
6.4 + 2.5 + 0.25 =
12.5 - 15 =
52.89
3
9.15
0.9
2
1
-2.5
6.8
-9
0.625