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1 [(7.1-5.6)×0.9-1.15] ÷2.5
2 5.4÷[2.6×(3.7-2.9)+0.62]
3 [|-98|+76+(-87)]-23[56+(-75)-(7)]-(8+4+3)
4 [-(-84)+46]-|-9.1|+(+1.9)
5 [-(-90)+(-34)]-(+43)+(-57)+10
6 [2/3-4-1/4+(-0.4)]/1/3+2
7 [(100-10)÷3+30]÷3
8 [42-720÷(360÷18)]÷6
9 [1080÷(63-54)-30]×80
10 [814-(278+322)]÷2
11 [546×(210-195)+30]÷30
12 [3.2×(1.5+2.5)+3.2]÷1.6
13 5.8×[(3.87-0.13)÷2]+4.2×3.74
14 [32.52-(6+9.728÷3.2)]×0.5
15 [0.6×(1.7-0.9)+0.72]÷0.24+1.25
16 [4212-(4361-716)]÷81
17 9/7 - [( 2/7 – 10/21 )x 2/7]
18 10x[(4/5-0.5)÷3/7]
19 8/9 x [15/16 +(7/16-1/4)÷1/2]
20 18.09x [(1.5+8/3)÷3.75- 2/3]
21 [2.1+7÷(37/12-1.625)]x 5/3
22 2/7[(13/3-3.5)÷5/8]
23 [0.05+1/4)÷0.25-2/5]x1.25
2 5.4÷[2.6×(3.7-2.9)+0.62]
3 [|-98|+76+(-87)]-23[56+(-75)-(7)]-(8+4+3)
4 [-(-84)+46]-|-9.1|+(+1.9)
5 [-(-90)+(-34)]-(+43)+(-57)+10
6 [2/3-4-1/4+(-0.4)]/1/3+2
7 [(100-10)÷3+30]÷3
8 [42-720÷(360÷18)]÷6
9 [1080÷(63-54)-30]×80
10 [814-(278+322)]÷2
11 [546×(210-195)+30]÷30
12 [3.2×(1.5+2.5)+3.2]÷1.6
13 5.8×[(3.87-0.13)÷2]+4.2×3.74
14 [32.52-(6+9.728÷3.2)]×0.5
15 [0.6×(1.7-0.9)+0.72]÷0.24+1.25
16 [4212-(4361-716)]÷81
17 9/7 - [( 2/7 – 10/21 )x 2/7]
18 10x[(4/5-0.5)÷3/7]
19 8/9 x [15/16 +(7/16-1/4)÷1/2]
20 18.09x [(1.5+8/3)÷3.75- 2/3]
21 [2.1+7÷(37/12-1.625)]x 5/3
22 2/7[(13/3-3.5)÷5/8]
23 [0.05+1/4)÷0.25-2/5]x1.25
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