(-3 1/3*1,9+19,5:4 1/3):(0,16-62/75)= 2 3/4 (или 2,75)
1) -10/3*19/10= -19/3
2) 195/10:13/3= 39/2*3/13= 9/2
3) -19/3+9/2= -38/6+27/6= -11/6
4) 16/100-62/75= 4/25-62/75= 12/75-62/75= -50/75= -10/15=-2/3
5) -11/6:-2/3= -11/6*-3/2= 11/4= 2 3/4 (или 2,75)