Question

13,6-45: 3 6/13+1 3/8

Answer 1

1) -1.4
2)1.461...
3)0.375

Answer 2

13,6-45:3 6/13+1 3/8=1 39/40
1)45:3 6/13=13
2)13,6-13=0,6
3)0,6+1 3/8=1 39/40