2. (1-1/2) (1-1/3) (/kloc-0)
3.8+2-8+2
4.25*4/25*4
5.7.26-(5.26- 1.5)
6.286+ 198
7.3 14-202
8.526+30 1
9.223-99
10.6.25+3.85-2.125+3.875
11.9-2456 * 21
12.0.5/11.5-4 * 2.75
13. 1/2×3/5
14.3.375+5.75+2.25+6.625
15.1001-9036÷18
16.3.8×5.25+ 14.5
17.2.1* 4.3+5.7 * 2.1
18.30× 1/3
19. 102*45-328
20.2/3× 12
21.2.8 * 3.1+17.6/8
22.3/5×5/6
23.(50- 12.5)/2.5
24.2/5× 1/3
25.6 1 10*47+639
26. 1/2- 1/6
27.3.5*2.7-52.2/ 18
28. 1/7× 1/5
29.3.375*0.97+0.97*6.625
30.25×4/5
3 1.6.54+2.4+3.46+0.6
32.5/6- 1/2
33.95.6* 1.8+95.6*8.2
34. 1/2× 1/5
35.600-420/ 12
36.344/3.6-5.4*0.25
37. 16/2+30/2+90/6
38.300 1- 1998.
39.5000- 105*34
40.0.15/0.25+0.75 *1.2
41.(1/2+1/3+1/4) * 0.24
42.(25+4)*4
43.300-4263/2 1
44.0.8 1/0.25+5.96
45.403÷ 13×27
46. 1.5×4.2-0.75÷0.25
47.3.27×4 +3.27×5.7
48. (1.2+1.8) × 4.51025-768÷ 32
49.0.25×80-0.45÷0.9
50.1025-768 ÷ 2
5 1.0.25*2.69*4
52.2348+275* 16
53.2/9 *15/8-1/12 * 9/5
54.2.4+2.4*(5.375-3.375)
55.645-45* 12
56.0.15+1.2/0.24-0.45
57.3.75-(2.35+0.25/ 1.25)
58.76 *1/4+23 * 25/100+0.25
59. 10-2.87-7. 13
60.0.96+9.6*9.9
6 1.7.5-5.7* 1/3
62. 12.37-3.25-6.75
63.16 * 6.8+2.2 *16+16
64.40 1* 19+284
65.58.7- 16.65/3.7
66.0.4*4.7*2.5+(2.3+5.3)
67.9.31-1..125-7.875
68.640+ 128*45
69.8.2* 1.6-0.336/4.2
70.400*(0.62+0.08)