Ответы на вопрос:
А) 3/8 + 7/12 = 9/24 + 14/24 = 23/24 б) 5/12 + 4/15 = 25/60 + 16/60 = 41/60 г) 3/14 + 3/10 = 15/70 + 21/70 = 36/70
3/8+7/12=9/24+14/24=23/24 5/12+4/15=25/60+16/60=41/60 3/14+3/10=15/70+21/70=36/70=18/35
1) 2743 * 8 + 10624 * 5 = 21944 + 53120 = 75064 2) 46028 * 6 - 27401 * 4 = 276168 - 109604 = 166564 3) 5376 * 9 + 14009 = 48384 + 14009 = 62393 4) 30583 * 9 - 9706 = 275247 - 9706 = 265541
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