1 3 5 2 4
( 1 1/5 + 2 3/10) : 1/2 + (6 3/4 - 2 2/3) : 1 1/6 = 10 1/2 = 10,5
1) 1 1/5 + 2 3/10 = 1 2/10 + 2 3/10 = 3 5/10 = 3,5
2) 6 3/4 - 2 2/3 = 6 9/12 - 2 8/12 = 4 1/12
3) 3 5/10 : 1/2 = 35/10 * 2/1 = 70/10 = 7
4) 4 1/12 : 1 1/6 = 49/12 * 6/7 = 7/2 = 3,5 = 3 5/10 = 3 1/2
5) 7 + 3 1/2 = 10 1/2 = 10,5