Question

Сколько будет 9/10×(8/13-4/26)

Answer 1

9/10 × (8/13 - 4/26) = 27/65

1) 8/13 - 4/26 = 16/26 - 4/26 = 12/26 = 6/13

2) 9/10 × 6/13 = 9/5 × 3/13 = 27/65