coi số bé là b; số lớn là ab4
ta có:
ab4+ab=499
ab0+4 + ab = 499
ab0 +ab = 499-4
ab0 + ab = 495
ab * 10 + ab = 495
ab *11 =495
ab =495/11
ab =45
thay a = 4; b = 5 được 45
vậy số bé là 45
tong cua 2 so la 499 biet rang khi xoa bo chu so 4 o tan cung ben phai cua so lon ta duoc so be . tim so be
tong cua 2 so la 499,biet rang khi xoa bo chu so 4 tan cung ben phai cua so lon ta duoc so be.tim so be
Tong 2 so =499. Xoa bo chu so 4 o tan cung ben phai cua so lon ta duoc so be . Tim so be ?
tong 2 so la 499 , biet rang neu xoa chu so 4 o tan cung ben phai cua so lon ta duoc so be.tim 2 so
Tim hai so biet tong cua chung la 330.neu xoa đi chu so 0 o tan cung ben phai so lon thi ta đuợc so be
tong 2 so la 499. neu xoa chu so 4 o tan cung so lon ta duoc so be tim so be
tong cua hai so la 15576 . tim hai so do biet rang neu viet them chu so 0 vao ben phai so be ta duoc so lon . tim so be ; so lon
tong cua 2 so la 15576 tim 2 so do biet rang neu viet them chu so 0 vao ben phai so be ta duoc so lon hon
tong hai so la so lon nhat co hai chu so tim hieu hai so do biet neu xoa chu so 0 o ben phai so lon ta duoc so be
