Question

. Вычислите: 20 7/19-(3 1/19+5 5/19)

Answer 1

20 7/19 - (3 1/19 + 5 5/19) = 20 7/19 - 3 1/19 - 5 5/19 = (20 - 3 - 5) + (7/19 - 1/19 - 5/19) = 12 1/19