Răspuns:
5/100×320=1600/100(se simplifică cu 100)=16
20/100×265=5300/100(cu 100)=53
25/100×864=21600/100(cu 100)=216
60/100×685=41100/100( cu 100 )=411
80/100×475=38000/100( cu 100)=380
10/100×790=7900/100( cu 100)=79
50/100×678=33900/100( cu 100)=339
75/100×968=72600/100(cu 100)=726