1-6/13÷9/26-2/3
2. /5 3/ 8
3.(23/4-3/4)*(3*6 2)
4.3/7 × 49/9 - 4/3
5.8/9 × 15/36 1/27
6.12× 5/6 – 2/9 ×3
7.8× 5/4 1/4
8.6÷ 3/8 – 3/8 ÷6
9.4/7 × 5/9 3/7 × 5/9
10.5/2 -( 3 /2 4/ 5 )
11.7/8 ( 1/8 1/9 )
12.9 × 5/6 5/6
13.3/ 4 × 8/9 - 1/3
14,7 × 5/49 3/14
15,6 ×( 1/2 2/3 )
16,8 × 4/5 8 × 11 /5
17.31 × 5/6 – 5/6
18.9/7 – ( 2/7 – 10/21 )
19,5/9 × 18 – 14 × 2/7
20,4/5 × 25/16 2/3 × 3/4
21,14 × 8/7 – 5/6 × 15/12
22.17/32 – 3/4 × 9/24
23.3 × 2/9 1/3
24.5/7 × 3/25 3/7
25,3/14 ×× 2/3 1/6
26,1/5 × 2/3 5/6
27,9/22 1/ 11 ÷ 1/2
28,5/3 × 11/5 4/3
29,45 × 2/3 1/3 × 15
30,7/19 12 /19 × 5/6
31.1/4 3/4 ÷ 2/3
32.8/7 × 21/16 1/2
33.101 × 1 /5 – 1/5 × 21
34.50 160÷40
35.120-144÷18 35
36.347 45×2-4160÷52
37( 58 37)÷(64-9×5)
38.95÷(64-45)
39.178-145÷5×6 42
40.812-700 ÷(9 31×11)
41.85 14×(14 208÷26)
43.120-36×4÷18 35
44.(58 37 )÷(64-9×5)
45.(6.8-6.8×0.55)÷8.5
46.0.12× 4.8÷0.12×4.8
47.(3.2×1.5 2.5)÷1.6
48.6-1.6÷4= 5.38 7.85-5.37=
49.7.2÷0.8-1.2×5 = 6-1.19×3 -0.43=
50.6.5×(4.8-1.2×4)=
51.5.8×(3.87-0.13) 4.2×3.74
52,32 52-(6 9,728÷3,2)×2,5.
53.[(7.1-5.6)×0.9-1.15] ÷2.5
54.5.4÷[2.6×(3.7-2.9) 0.62]
55,12×6÷(12-7,2)-6
56,12×6÷7,2-6
57,0,68×1,9 0,32×1,9
58,58 370) ÷(64-45)
59.420 580-64×21÷28
60.136 6×(65-345÷23)
15-10.75×0.4 -5,7
62,18,1 (3-0,299÷0,23)×1
63.(6,8-6,8×0,55)÷8,5
64,0,12× 4.8÷0.12×4.8
65.(3.2×1.5 2.5)÷1.6
66.3.2×6 (1.5 2.5)÷1.6
67.0.68 ×1.9 0.32×1.9
68.10.15-10.75×0.4-5.7
69.5.8×(3.87-0.13) 4.2×3.74
70.32.52 -(6 9.728÷3.2)×2.5
71.[(7.1-5.6)×0.9-1.15] ÷2.5
72.5.4÷[2.6×(3.7-2.9) 0.62]
73.12×6÷(12-7.2)-6
74.12×6÷7.2-6
75.33.02-(148.4-90.85) ÷2.5
1) 76.(25-695-12)*36
77./4*3/5 3/4*2/5
78.1-1/4 8/9/7/9
79. 1/6/3/24 2/21
80./15*3/5
81.3/4/9/10-1/6
82./3 1/2)/5/6-1/3]/1/7
83./5 3/5/2 3/4
84.(2-2/3/1/2)]*2/5
85. /p>
86,3 456-52*8
87,5 6325
88,1/2 1/3 1/4