3/7 х (1/3+4/9) =

4/5-1/4:5/6=

Question

Математика

Ефросимыч

4 марта, 06:02

3/7 х (1/3+4/9) =

4/5-1/4:5/6=

+4

Ответы (1)

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Гелюся · Answer 1

3/7 * (1/3 + 4/9) = 1/3

1) 1/3 + 4/9 = 3/9 + 4/9 = 7/9

2) 3/7 * 7/9 = 3/9 = 1/3

4/5 - 1/4 : 5/6 = 1/2

1) 1/4 : 5/6 = 1/4 * 6/5 = 3/10

2) 4/5 - 3/10 = 8/10 - 3/10 = 5/10 = 1/2

3/7 х (1/3+4/9) =4/5-1/4:5/6=

3/7 х (1/3+4/9) =

4/5-1/4:5/6=