Решите побратски Очень буду благодарен. Created by kselestina. matematika-ru

Решите побратски Очень буду благодарен...

dinarkaik -3 5/21 : 1 22/63 + 1 3/35 : 1 1/56 = -1 1/3

1. -3 5/21:1 22/63= -68/21*63/85= -204/85= - 2 2/5
2. 1 3/21:1 1/56= 38/35*56/57= 16/15= 1 1/15
3. -2 2/5+1 1/15= -2 6/15+1 1/15= -1 1/3

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TheWindWolf Хороший и не ленивый человек)))

tadbojarin

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-68/21:85/63 +38/35 : 57/56= -68/21*63/85 +38/35*56/57=-12/5+16/15=-20/15=-4/3= -1 целая1/3

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