Question

Помогите решить пример

5 5/6 + (-4 2/3) + (-1 1/3)+4 1/6=

Answer 1

5 5/6 + (-4 2/3) + (-1 1/3)+4 1/6=5 5/6 +4 1/6-(4 2/3+1 1/3)=
=9 6/6-5 3/3=10-6=4