Помогите!3 2/3 +1/93-11/7-5*33/1022/3:(-4)

Question

Помогите!
3 2/3 +1/9
3-11/7
-5*33/10
22/3:(-4)

Answer 1

3 (2/3)  + (1/9)= (11/3)+(1/9)=(33/9)+(1/9)=(34/9)=3 (7/9)
3-1(1/7)=3-(8/7)=(21/7)-(11/7)=10/7=1(3/7)
-5*3(3/10)=-5*(33/10)=-33/2=-16(1/2)
2(2/3):(-4)=(8/3)*(-1/4)=-2/3