1,25 : (10 - 9,82) - 1 : 2,5 = 1,25 : 0,18 - 0,4 = 125/18 - 4/10 = (1250-72)/180 =
= 589/90 = 6 49/90;
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1,25 : (10 - 9,82) - 1 : 2,5 = 1,25 : 0,18 - 0,4 = 125/18 - 4/10 = (1250-72)/180 =
= 589/90 = 6 49/90;