Предмет: Математика, автор: saniamajdan

помогите пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж пж (амалдарды орындаңыз​

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Ответы

Автор ответа: airygorn
3

a) 11/15

б)12/27 + 14/21 = 84/186 + 112/186 = 196/186 = 1 10/186

в) 2 3/11 + 3 1/6 = 25/11 + 19/6 = 150/66 + 209/66 = 359/66 = 5 29/66

а) 13/28 - 5/28 = 7/28 = 1/4

б) 14/24 - 15/40 = 70/120 - 45/120 = 25/120 = 5/24

в) 4 1/5 - 1 1/15 = 21/5 - 16/15 = 63/15 - 16/15 = 47/15

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