Автор - alinadavv

Решить пример (1/3-1/4)-24-(2 1/5+3 2/7*7/23)*5/16. С объяснением

Ответ

Автор - julyap
( frac{1}{3} - frac{1}{4} )-24-(2 frac{1}{5} +3 frac{2}{7} * frac{7}{23} )* frac{5}{16} \  \ 1)  frac{1}{3} - frac{1}{4} = frac{4}{12} - frac{3}{12} = frac{1}{12}  \  \ 2)  frac{23*7}{7*23} =1 \  \ 3)2 frac{1}{5} +1=3 frac{1}{5} = frac{16}{5}  \  \ 4)  frac{16*5}{5*16} =1

5) frac{1}{12} -24-1= frac{1}{12} -25= frac{1}{12} -24 frac{12}{12} =-24 frac{11}{12}

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