(4 1/3-(2/5)в кв.+3 1/75):4/75
(4 1/3 - 2/5² +3 1/75):4/75 = (13/3-2/5*2/5+226/75):4/75= (13/3-4/25+226/75):4/75= (325/75-12/75+226/75):4/75=539/75:4/75=539*75/75*4=539/4=134 3/4
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(4 1/3 - 2/5² +3 1/75):4/75 = (13/3-2/5*2/5+226/75):4/75= (13/3-4/25+226/75):4/75= (325/75-12/75+226/75):4/75=539/75:4/75=539*75/75*4=539/4=134 3/4