93.18-（6.39+3.18-5.39） 33.8+17.2-（33.8-17.2） 2.6+2.6+7.4 100-23-40.5-6.5 2.48+1.46+1.54 76.8-2.74-1.26 2.73-7.32+7.27-0.68 9.5+2.5-7.5+2.5
    7732+2106
    18.3+4.7-2.81-7.19 17.5-3.56-6.44 120.39-87.62-12.39 8.53-2.72-3.28+3.47 8.59-3.68-3.59+2.68 93.77-（13.77+5.9） （6.125-2.75）-（1.25-0.875） 75-18.3-7.08-9.62
    12.45-1.35-0.65+2.55 21.32-（6.32+8.3+1.7） （15.28+28.99）+20.72 27.3+73.2+72.7+26.8 42.5-22.17-7.83+17.5 3.8+1.37+6.2+12.63 2.51+3.53+0.49-5.4+1.47 14.27-9.62-4.38
    36.7-19.4+35.8+18.4 1.28+3.7-2.46+4.3 2-0.4-0.8+3.2 6.07+0.4-0.08-1.92 4.01-3.5+0.31+0.18 5.85+1.89+2.15+1.11 24.8+14.6+15.4-0.8 5.85-1.75-0.25-0.85
    5.26+3.43+0.74-2.43 51.27-0.83-1.27-0.1 1.29+13.7+0.71+6.3 10.75+0.4-9.86+2.25 3.9+4.08+3.92+1.1 11.42-7.5+2.35-2.5 5-1.75-0.95-2.05 100-39.5-2.7-20.05-6.3
    5.17-1.8-3.2-0.17 4.02-3.5+0.98+2.5 13.7+0.98+0.02+4.3 5.6+2.7+4.4+0.3 9.14-1.43-4.57+0.86 77+2.7+2.8+2.5 0.38+0.36+2.64+1.62 8.7-5.69+2.3+1.69
    9.5-4.6-3.4 12.43-(0.43+4.36)-2.64 8.02+20.96+11.38 12.45-1.96-0.04 4.5+2.2+5.5+3.8 （1.38+1.75）+0.25 6.7+4.95+3.3+1.05 1.88+3.3+3.7-2.3
    120/0.8*894-120*844
    120/0.8*894-120/0.9*938
    120/0.9*938-120/0.8*894
    18.9-(5.6+8.9) 8.42+8.46+8.54+8.58 6.7+4.95+3.3 (1.38+1.75)+0.25 4.9+7.2+6.1 44-4.34-2.66 4.6+2.3+5.7+5.4 4.77-(2.77+1.3)
    5.78-(0.16+4.78) 0.9+0.1-0.9-0.1 28.63-0.76-4.63 10.4-3.8-6.2 6.48-（4.48+0.9） 9.85-（3.14+4.85） 3.6+1.1+6.4+8.9 51.7-6.8-3.2
    8.68+4.3+5.7 9.87-0.87-3.59 17.4+18.8+18.6+17.2 6.4+1.98+3.6 6.02+3.6+1.98 3.06-0.18-0.32 1.27+3.9+0.73+16.1 5.52-0.55-0.45
    32.54-0.46-4.54 100-32.17-27.83 98.47+0.52+0.48 0.75+1.39+0.61+2.25 83.68-2.73-0.27 8.9+5.6+6.4+1.1 20-5.6-6.4 6.48-(4.48+0.9)
    3.7+2.8+7.2 6.2+4.5+5.5+3.8 15-0.35-0.65 16.5-7.2-2.8 2.78+0.3+1.7 1.9+2.07+0.93+1.1 20-9.85-7.15 13.64-2.8-3.64
    13.64-2.8-3.64 100-22.35-27.65 14.65+7.4-8.65 5.9+0.1-5.9+0.1 4.02-1.8+1.98 0.37+11.79+0.63 5.78+0.84+0.16 17.4+18.8+18.6+17.2
    32.17-0.45-3.17 42-9.63-1.37+28 8.9+6.4+3.6+1.1 2.78+0.3+1.7 5.2+63.43+0.57 1.9+2.07+0.93+1.1 42+9.63+1.37-28 2.59+3.7+6.3
    5.5+2.76+14.5 50-24.35-22.65 6.7+4.95+3.3 (1.38+1.75)+0.25 6.37-2.5-1.5 61.54-37.67-11.54 17.5-3.56-6.44 120.39-87.62-12.38
    18.5-25.35+26.5 13.7+19.6-9.6 2-1.75-0.25 12.4-2.8-3.4-3.8 15.6-2.8-2.8 0.48+0.25+0.52+1.75 0.12-0.075-0.025 8.5-(1.5+6.8)

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