tong cua 2 so bang 1332 so hang thu nhat co 2 chu so tan cung la 84 neu doi cho hai chu so cuoi cung cua so hang thu nhat thi duoc so hang thu 2 .tim so hang thu 2 

tong cua hai so bang 1332 so hang thu nhat co hai chu so tan cung la 84 neu doi cho hai chu so cua so hang thu nhat thi duoc so hang thu hai tim so thu hai

tim so co hai chu so biet rang neu doi cho 2 so do thi duoc so moi,tong moi va so phai tim la 132 va chu so hang  chuc hon chu so hang don vi la 4

Tong cua 2 so la so tu nhien bang 1092 . Neu o so hang thu nhat lan luot thay chu so hang don vi la 9 thanh 3 ,that chu so hang chuc la 7 thanh 1 thi duoc so hang thu hai .Tim hai so do ? ming cac ban giup minh giai bai toan nay nhe va nho co ca loi giai nha cac ban nhe ?

tim so co hai chu so biet rang neu doi cho 2 so do thi duoc so moi,tong moi va so phai tim la 132 va chu so hang  chuc hon chu so hang don vi la 4

Tim 1 so co 3 chu so biết chu so hang chuc bang tong chu so hang tram voi chu so hang don vi. Chia chu so hang   tram cho chu so hang dọn vi ta được thương la 3 va du 1. Tich cua so tan cung voi 7 la mot so co chu so tan cung ben phai la 4

tim tong cua 2 so biet rang neu viet them vao so hang thu 1 3285 don vi va giu nguyen so hang thu 2 thi ta duoc tong moi la 45678

Tong 2 so la 48 neu giu nguyen so hang thu nhat va gap so hang thu 2 len 6 lan thi duoc tong moi la 123.Tim 2 so do

tong cua 2 so la 16432 so lon la so co 5 chu so ma chu so hang cao nhat la 1 neu xoa bo chu so 1 do thi ta duoc so be tim 2 so