1.So nao duoi day co chu so 5 o hang phantram?
A.5,43 B.0,592 C.1,058 D.0,005
2.So thap phan nao duoi day bang so thap phan 3.05?
A.3,50 B.3,0500 C.3,005 D.3,5
3.Chu so 8 trong so thap phan 3,278 co gia tri la bn?
A.8 B.8/10 C.8/100 D.8/1000
4.Viet cac so sau duoi dang so thap phan:
1/2= 2/5= 9/8= 8 1/4=luu y day la hon so
5.>,<,=?
73,6......68,104 9,300.....9,03
3,108.....3,29 7,1000....7,1
6.
a,Viet cac so 3,1;3,091;3,12;3,2 theo thu tu tu be den lon:....
b,Viet cac so 3/4;1,3;0,69;1 1/4-hon so;1,209 theo thu tu tu be den lon den be:....
Giai giup mk nha cac ban yeu cua mk,cang nhanh cang tot nhoa,ai nhanh va lam duoc het mk tick cho,ko can lam het cung duoc ai biet lam cau nao thi lam cau do nhoa,I LOVE YOU PAC PAC!!!:3333333
