Автор - mobileservicephone

Как решить уравнение
(7 1/4 -6 7/18)*7,2+2,8=

Ответ

Автор - R288

(7 frac{1}{4}  - 6 frac{7}{18} ) times 7.2 + 2.8
( frac{29}{4}  -  frac{108}{18} ) times 7.2 + 2.8
( frac{261 - 216}{36} ) times 7.2 + 2.8
 frac{45}{36}  times 7.2 + 2.8
1.25 times 7.2 + 2.8
9 + 2.8
 = 11.8

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