Question

Решите: 1)1/4/5 2)1/1/2 3)1/7/8

Answer 1

1) 1/20 или 0.05
2) 1/2 или 0.5
3) 1/56

Answer 2

1) 1/4/5 = 1/4 + 1/5 = (5/20) + (4/20) = 9/20 2) 1/1/2 = 1 + 1/2 = 2/2 + 1/2 = 3/2 3) 1/7/8 = 1/7 + 1/8 = (8/56) + (7/56) = 15/56