Question

Упростите выражение:
1)4/9 * 18/25m * 5/8
2)1 5/7x * 1 3/4 * 5 1/3

Answer 1

1) 4/9 * 18/25m * 5/8 = 18/25m * 4/9 * 5/8 = 18/25m * 7/18 = 7/25m = 0,28m;
2) 1 5/7x * 1 3/4 * 5 1/3 = 1 5/7x * 9 1/3 = 16x.