Viet so tu nhien nho nhat co cac chu so khac nhau ma tong cac chu so la 9
Viet so tu nhien nho nhat co tong cac chu so bang 42!
tong cua so tu nhien nho nhat co 4 chu so khac nhau va 5 lan so tu nhien be nhat co 4 chu so la bao nhieu ?
hieu hai so tu nhien la so nho nhat co 3 chu so neu giam so lon di 35 don vi va giam di 47 don vi thi hai so do co tong la 8974 tim hai so do
Tim so tu nhien nho nhat co 5 chu so ma tong cac chu so bang 40
viet so tu nhien nho nhat co cac chu so khac nhau co tich bang 720
viet so tu nhien lon nhat co cac chu so khac 0 ma tong cac chu so =20
Viet so tu nhien lon nhat co cac chu so khac nhau chia het cho 5 ma tong cac chu so bang 25
so tu nhien be nhat co cac chu so khac nhau tong cac chu so cua cac so do bang 31 la so