Question

дробь (7/8+14/15):21/32=

Answer 1

(7/8 + 14/15) = 7/8  / 21/32 + 14/15 / 21/32 = (7*32 / 8*21) + (14*32 / 15/21) = 4/3 + 64/45 = 60/45 + 64/45 = 124/45 = 2 34/45