Question

плиз (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 4/20-2 15/20=1 9/20
2)1 9/20*2 2/19=29/20*40/19=29*2:19=3 1/19