Решите пример:
- 0,125 х 5
--------------------------------- =
(1 28/63 - 17/21) х 7 7/8
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Verified answer
-0.125*5=-0.6251 28/63-17/21=91/63-51/63=40/63
40/63*7 7/8=40/63*63/8=5
-0.625/5=-0.125