(1,25:1 7/8)/((1 5/6-1 3/4)·2,4) = 3 1/3
1)1,25: 1 7/8 = 1 1/4 : 1 7/8 = 5/4 : 15/8 = 2/3
2) 1 5/6 - 1 3/4 = 1 10/12 - 1 9/12 = 1/12
3) 1/12 · 2,4 = 1/12 · 24/10 = 2/10
4) 2/3 : 2/10 = 10/3 = 3 1/3
(1,25:1 7/8)/((1 5/6-1 3/4)·2,4) = 3 1/3
1)1,25: 1 7/8 = 1 1/4 : 1 7/8 = 5/4 : 15/8 = 2/3
2) 1 5/6 - 1 3/4 = 1 10/12 - 1 9/12 = 1/12
3) 1/12 · 2,4 = 1/12 · 24/10 = 2/10
4) 2/3 : 2/10 = 10/3 = 3 1/3