38.57-(27.14+4.57)+72.86

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38.57-(27.14+4.57)+72.86
38.57-(27.14+4.57)+72.86

38.57-(27.14+4.57)+72.86
38.57-(27.14+4.57)+72.86
=38.57-4.57-27.14+72.86
=34-27.14+72.86
=34+72.86-27.14
=106.86-27.14
=79.72