1.tu 1 den 10
A/so lon nhat la:...
B/so be nhat la:...
2.tu 10 den 100
A/so be nhat co 2 chu so giong nhau la:..
B/so be nhat co 2 chu so tron chuc la:...
C/tinh tong cua hai so:.........
tong cua 2 so la 638, tim so lon, neu xoa chu so 5 o hang tram cua so lon thi duoc so be
a) So lon nhat co 1 chu so la ....
b) Co .... so co 1 chu so .
c) So be nhat co 2 chu so la ...
d) So lon nhat co 2 chu so la ....
Tim so bi chia ,biet so chia la 6 thuong la 16 .Biet so du la so lon nhat co the .Tim so bi chia ?
tim hai so biet so do la so lon nhat
trong mot phep chia, so chia bang 1009, so thuong la 673, so du la so lon nhat co the duoc trong phep chia do. hay tim so bi chia
Tim so co 2 chu so lon nhat ma 2 chu so ay khac nhau. La the nao nhi?
Giai giup minh voi cac ban oi
hay tim so tu nhien lon nhat co tich la 420
1. 3 tạ rưỡi = .........kg
2. Một cái sân hình chữ nhật có chu vi la 126m.Chieu rong la 8 m .Hoi dien tich cai san la bao nhieu ?
3. so trung binh cong cua ba so la 65 , so thu nhat la 50 , so thu hai la 47 . Tim so thu ba