Question

помогите пожалуйста решить
( 4 1/5 - 2 3/4) * 2 2/19

Answer 1

( 4 1/5 - 2 3/4) * 2 2/19 = 3 1/19
1) 4 1/5 - 2 3/4 = 4 4/20 - 2 15/20 = 3 24/20 - 2 15/20 = 1 9/20
2) 1 9/20 * 2 2/19 = 29/20 * 40/19 = 29/1 * 2/19 = 58/19 = 3 1/19

Answer 2

1) 84/20 - 55/20 = 29/20
2) 29/20 * 40/19 = 58/19 = 3 1/19