tong cua hai so bang so chan lon nhat co bon chu so giong nhau hieu cua hai so gap doi so le be nhat co bon chu so tim hai so do

tong cua hai so bang so chan lon nhat co bon chu so giong nhau hieu cua hai so gap doi so le be nhat co bon chu so tim hai so do

HSG

Tong cua bon so tu nhien la so lon nhat co 7 chu so .Neu xoa di chu so hang don vi cua so 1 thi duoc so 2. so thu 3 bang hieu cua so 1 va so 2.so be nhat la tich cua so be nhat co ba chu so va so lon nhat co bon chu so .tim so thu 4

2: ban An co 170vien bi gom 2 loai :bi xanh va bi do .Ban An nhan thay 1/9 so bi xanh bang 1/8 so bi do .hoi ban An co bao nhieu bi moi loai 

Tong cua bon so tu nhien la so lon nhat co bay chu so. Neu xoa di chu so hang don vi cua so thu nhat thi duoc so thu hai. So thu ba bang hieu cua so thu nhat va so thu hai. So thu nhat la tich cua so be nhat co ba chu so va so lon nhat co bon chu so. Tim so thu tu.

tong cua hai so bang so chan lon nhat co bon chu so giong nhau hieu cua hai so gap doi so le be nhat co 4 chu so tim hai so do

Tong cua hai so la so chan lon nhat co bon chu so .Hieu cua hai so la so tron chuc lon nhat co 3 chu so Tim hai so do 

Trung binh cong cua hai so la so chan lon nhat co bon chu so . Biet hieu cua hai so la so chan lon nhat co bon chu sochia het cho 2,3,5,9.Hoi so be la bao nhieu ?

tim hieu cua so lon nhat co bon chu so va so be nhat co bon chu do ,biet rang tong cac chu so cua moi so do bang 15.

tong cua hai so la so nho nhat co bon chu so neu lay so lon chia so nho duoc thuong la so lon nhat co mot chu so tim so lon