Question

Efectuati. repede va rog​

Answer 1

Explicație pas cu pas:

a. 5/4+7/4+1=12/4+1=3+1=4

b. 11/9-2/9-1=9/9-1=1-1=0

c. 9(5/8)-3(1/4)=77/8-13/4=77/8-26/8=51/8=6(3/8)

d.6(1/2)+3(2/3)-4(1/6)=13/2+11/3-25/6=39/6+22/6-25/6=36/6=6