Question

20 баллов
$(6.4 \div \frac{80}{3}) + \frac{1}{8}$
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Answer 1

$(6.4:\frac{80}{3} )+\frac{1}{8} =(\frac{64}{10} *\frac{3}{80} )+\frac{1}{8} =\frac{6}{25} +\frac{1}{8} =\frac{48}{200} +\frac{25}{200} =\frac{73}{200} =0.365$