Tong hai so bang 446.Neu viet them chu so 4 vao ben trai so be thi duoc so lon.Tim hai so do biet so be la mot so co hai chu so
Tong cua hai so bang 450, so be co hai chu so.neu viet them chu so 2 vao ben trai so be thi duoc so lon.tim hai so do.
tong cua hai so bang 440 neu viet them chu so 4 vao ben trai so be thi duoc so lon. tim hai so do biet so be la mot so co 2 chu so.
tong cua hai so bang 440 neu viet them chu so 4 vao ben trai so be thi duoc so lon. tim hai so do biet so be la mot so co 2 chu so.
tong la 5678 neu viet them so 4 vao ben trai so be thi duoc so lon.tim so lon
tong cua hai so bang bon trambon muoi sau neu viet them chu so 4 vao ben trai so be thi duoc so lon. tim hai so do biet so be la mot so co 2 chu so.
Tong cua hai so la 1969.Neu viet them chu so 0 vao tan cung ben phai so be thi duoc so lon.Tim hai so do.
cho so co 2 chu so ma so lon bang 3 lan so be. neu dem so be viet them vao ben phai va ben trai so lon ta duoc hai so moi moi so 4 co 4 chu so. tong cua 2 so co 4 chu so do bang 4848. tim 2 so da cho
tong cua hai so khac nhau bang 2230 -neu viet them chu so 2 vao ben trai cua so be thi duoc so lon tim hai so ban dau