12.6+0.4-0.04
(36.49+4.32+18.2) :3
(6.43+3.27)x0.04
13.07+2.07-13.78
4.26x(9.5+3.5)-6.4x3.8
0.4:(0.6+0.2)-0.3
6.2x0.4-3.4x3.6
5.007+4.32-3.73
0.58:0.29x4-0.48x0.2
4.41:(3.5+2.8)+24.5
6.28:(2.04-1.54)x2.58
6.05x0.02-0.001:0.5
3.06:0.2+3.8+0.5
16.05 X (8-4.5)
15.04x0.6+12.6
0.2
09.76
31.060
19.6
13.96
56.175
25.2
21.624
1.36
19.67
0.1180
0.3880
6.254
8.004
32.4048