Решение примера 4(1/3)-1(1/2)

Question

Решение примера 4(1/3)-1(1/2)

Answer 1

4(1/3)-1(1/2)=(4*1/3)-(1*1/2)=4/30-1/2= -11/30.
4/30-1/2=4/30-15/30= -11/30

Comments

4целых*1/3 будет 13/3