Предмет: Математика, автор: dmitrystarkov43

Помогите пожалуйста шесть целых 2/3× 3/7÷8/49

Ответы

Автор ответа: annastepanuk72
1

Ответ:
6\frac{2}{3}\cdot\frac{3}{7}\div\frac{8}{49} = \newline\newline \frac{20\cdot3}{3\cdot7}\div\frac{8}{49} = \newline\newline \frac{60}{21}\div\frac{8}{49} = \newline\newline \frac{60\cdot49}{21\cdot8} = \newline\newline \frac{2940}{168} = \newline\newline \frac{35}{2} = \newline\newline 17.5
6
3
2


7
3

÷
49
8

=
3⋅7
20⋅3

÷
49
8

=
21
60

÷
49
8

=
21⋅8
60⋅49

=
168
2940

=
2
35

=
17.5

Пошаговое объяснение:

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