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/ - знак дроби #1 - 10/16 + 3/24 = 5/8 + 1/28 #2 - 30/45 + 8/36 = 2/3 + 2/9 = 6/9 + 2/9 = 8/9 #3 - 60/120 + 75/150 = 1/2 + 3/10 = 5/10 + 3/10 = 8/10 = 4/5 #4 - 24/360 + 16/480 = 1/15 + 1/30 = 2/30 + 1/30 = 3/30 = 1/10