№872(г,д,е) г)40/143-41/156 д)43/126-41/135 е)239/240-229/288

Question

№872(г,д,е)
г)40/143-41/156
д)43/126-41/135
е)239/240-229/288

Answer 1

РЕШЕНИЕ
г) 40/143 - 41/156 (НОК=1716) = 6/135
д) 43/126 - 41/135 (НОК=1890) = (645 - 615)/1890 = 301890 = 1/63