Question

Вычислите сумму
д) 7 3/20 + 8 4/5
е) 2 7/48 + 11 77/96

Answer 1

7 3/20 + 8 4/5 = 15  19/20
 
2 7/48 + 11 77/96 = 13  91/96

Answer 2

7 3/20 + 8 4/5 = 143/20 + 44/5 = 143/20 + 176/20 = 319/20 = 15 19/20

Answer 3

2 7/48 + 11 77/96 = 103/48 + 1133/96 = 206/96 + 1133/96 = 1339/96 = 13 91/96