45.55-(6.82+15.55)
34.52-17.87-12.23
6.43-(1.4-0.57)
23.75-8.64-3.46
17.83-9.5-7.83-0.5
5.38+88.2-2.38+1.8
27.38-5.34+2.62-4.66
21.63-(8.5+9.63)
7.5-2.45+7.5+2.45
5.09-(0.09+1.23)
9.36-(4.36-3.5)
609-708+306-108+202-198+497-100
99999×26+33333×22
19175÷59+678
1.3-3.79+9.7-6.21
8×0.4×12.5×2.5
125×(8+0.8+0.08)
35 ÷〔78-(25+38)〕
3.35×6.4×2+6.7×3.6
18.7-3.375-6.625
25×1.25×32
1.28+9.8+7.72+10.2
12 ×1951 +12×2049
0.64×25×7.8+2.2
2÷2.5+2.5÷2
194-64.8÷1.8×0.9
36.72÷4.25×9.9
5180-705×6
24÷2.4-2.5×0.8
671×15-974
469×12+1492
405×(3213-3189)
12*(1/2+2/3+5/6)
1.25×17.6+36.1÷0.8+2.63×12.5
7.5× 2.3+1.9×2.5
1999+999×999
75÷〔138÷(100-54)〕
80400-(4300+870÷15)
240×78÷(154-115)
1437×27+27×563
〔75-(12+18)〕÷15
2160÷〔(83-79)×18〕
325÷13×(266-250)
58870÷(105+20×2)
[37.85-(7.85+6.4)] ×30
[192-(54+38)]×67
[(7.1-5.6)×0.9-1.15]÷2.5
[60-(9.5+28.9)]÷0.18
20×[(2.44-1.8)÷0.4+0.15]
0.8×[(10-6.76)÷1.2]
25%-695%-12%)*36
3/4*3/5+3/4*2/5
(1-1/4+8/9)/7/9
2/3+1/6/3/24+2/21
1*8/15*3/5
10-3/4/9/10-1/6
[(1/3+1/2)/5/6-1/3]/1/7
2/3/5+3/5/2+3/4
1/[(2-2/3/1/2)]*2/5
3^2*3.25678
3^3-5
4^2-34%
3.25-315%
7^3+445%
12+5268.32-2569
123+456-52*8
45%+6325
1/2+1/3+1/4
789+456-78
45%+54%-36%
还有的打不下了