Răspuns:
-3/8+2/8=-1/8
1/2+(-3/4)=1/2-3/4=2/4-3/4= -1/4
-0,75+1,25=0,5
0,6+(-1/5)+(-1,25)=3/5-1/5-6,25/5= - 4,25
-7/9+(-2/9)=-7/9-2/9=-9/9=-1
-1/4+(-3/8)=-1/4-3/8= - 2/8-3/8=-5/8
-2,6+(-1,4)=-2,6-1,4= -4
-3/8+0,25-1=-3/8+2/8-8/8=-9/8
Explicație pas cu pas:
