Решите:1)(1 2/3-3/8):2 2/5=
(12/3 - 3/8) : 22/5 = (96/24 - 9/24) : 22/5 = 87/24 * 5/22 = 435/528
1) 1 2/3 - 3/8 = 3/2 2) 3/2 : 2 2/5 =18/5 или 3,6