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
2 1.63-(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
19 175÷59+678
1.3-3.79+9.7-6.2 1
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 × 195 1 + 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
5 180-705×6
24÷2.4-2.5×0.8
67 1× 15-974
469× 12+ 1492
405×(32 13-3 189)
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- 1 15)
1437×27+27×563
〔75-( 12+ 18)〕÷ 15
2 160÷〔(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+2/2 1
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