Question

сумма произведений чисел -8/9 и -27/32 и чисел 23/28 и -49/46

Answer 1

- 8/9 * (- 27/32) = (8*27) / (9*32) = 3/4
23/28* (- 49/46) = - (23*49) / 28*46) = - 7/ 8
3/4 + ( - 7/8) = 3/4 - 7/8 = (6 - 7) / 8 = - 1/8