ba don vi,chin phan muoi

bay chuc , hai don vi , nam phan muoi, bon phan tram

hai tram, tam chuc, chin phan muoi, bay phan tram, nam phan nghin

mot tram,hai don vi,bon phan muoi,mot phan tram,sau phan nghin      ( viet so thap phan)

chuyen so thap phan thanh hon so co chua phan so thap phan;

7,9 ; 12,35;  8,06; 72,308;  20,006.

9 chuc,3 phan muoi, 5 phan nghin:         0,001:      7 don vi, 2phan tram 5phan nghin:

tim stn co 4cs,cs hang nghin=cs hang don vi, cs hang tram =cs hang chuc va so do viet duoi dang tich cua 3 snt lien tiep

Tim mot so chan co nam chu so khac nhau biet rang chu so hang chuc nghin gap ba lan chu so hang don vi chu so hang nghin gap 5 lan chu so hang chuc va chu so hang tram gap 4 lan chu so hang chuc .

tim so le co 4 chu so biet tong cac chu so do bang 26 tich cac chu so cua so do la so tron chuc va gia tricua so do ko thay doi khi doi cho chu so hang nghin cho chu so hang chuc chu so hang tram cho chu so hang don vi

                   giai giup minh nhe////co va loi giai luonne.......cam o

tim mot so chan co nam chu so khac nhau ,biet rang chu so hang chuc nghin gap 3 lan chu so hang don vi,chu so hang nghin gap 5 lan chu so hang chucva chu so hang tram gap 4 lan chu so hang chuc

tim so co 4 chu so biet rang chu so hang tram, hang nghin, chuc, don vi theo thu tu do lam thanh 4 so tu nhien lien tiep tang dan

tim scp co 4 chu so , biet rang cac chu so hang tram hang nghin hang chuc hang don vi theo thu tu do lam thanh 4 stn lien tiep tang dan

tim so chinh phuong co 4 chu so  biet cac chu so hang tram nghin chuc don vi theo thu tu do lam thanh 4 so tu nhien lien tep