1 chia mot phan muoi = 10
mot phan muoi chia mot phan mot tram = 10
mot phan mot tram chia mot phan mot nghin = 10
1 gap 10 lan 1/10
1/10 gap 10 lan 1/100
1/100 gap 10 lan 1/1000
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.
a) Bon don vi, chin phan muoi
b) Hai muoi sau don vi, nam phan muoi, sau phan tram
c) Khong don vi, sau tram hai muoi mot phan nghin
ba ban mai,thanh,linh co so tien la muoi lam nghin dong. hay tinh so tien cua moi nguoi biet rang mot phan tu so tien cua ban mai bang hai muoi phan tram s tien cua ban thanh va bang mot phan sau so tien cua ban linh
1)Viet cac so do sau duoi dang phan so thap phan co :
a) Ten don vi la met
57m, 454dm, 6789cm, 3dm 5cm 7mm
2) Viet so thap phan co :
a) Nam muoi lam don vi,nam phan muoi,nam phan tram,nam phan nghin
b) Hai nghin khong tram linh hai don vi,tam phan tram
c) Khong don vi,mot phan nghin
Khi chia mot so tu nhien cho mot so thap phan ta duoc thuong gap 4 lan. Tim so chia trong phep chia do.
Giup minh voi !?
1) Viet cac so do sau duoi dang so thap phan co :
Ten don vi la met
57mm , 454dm , 6789cm , 3dm 5cm 7mm
2) Viet so thap phan co :
a. Nam muoi lam don vi , Nam phan muoi , nam phan tram , nam phan nghin
b. Hai nghin khong tram linh hai don vi , tam phan tram
c. Khong don vi , mot phan nghin
so thap phan co muoi chin don vi , tam muoi mot phan tram
muoi bay phan muoi ba chia nam muoi mot phan muoi sau chia rut gon
MOT TRUONG TIEU HOC CO TI SO PHAN TRAM CUA SO HOC SINH NU VA SO HOC SINH NAM LA MOT TRAM MUOI HAI PHAN TRAM BIET RANG TRUONG DO CO SAU TRAM BA MUOI SAU HOC SINH HOI TRUONGHOC DO CO BAO NHIEU HOC SINH NAM
