cho hai so la 999 va 2015 .cung cong them vao hai so do y don vi ta duoc hai so moi ma so be bang 1\2 so lon

cho hai so 999 va 2015.cung cong them vao hai so do y don vi ta duoc hai so moi ma so be bang 1\2 so lon

cho hai so 999 va 2015 cung cong them cao hai so đo y don vi thi duoc hai so moi ma so be bang 1/2

mot so khi chia cho 8 duoc thùog la so le nho nhat co hai chu so khac nhau,hoi phai them vao so do bao nhieu don vide so do chia het cho 9 va thuong moi tang them 2 don vị?

mot so khi chia cho 8 duoc thuong la so le nho nhat co hai chu so khac nhau, hoi phai them vao so do bao nhieu don vị de so do chia het cho 9 va thuong moi tang them 2 don vị?

tim 2 so co thuong bang 8 ,neu them vao so bi chia 18 don vi va giu nguyen so chia ta duoc thuong moi la 17

2 so co tich bang 36 neu gi nguyen thua so thu nhat va them thua so thu thu hai 5 don vi thi duoc tich moi bang 56 tim thua so thu nhat thua so thu hai

Tim hieu cua hai so, biet rang neu so lon tang them 1470 don vi va so be tang them 25830 don vi thi duoc hieu moi la 12340.

cho hai so co hieu bang 912 .hoi neu tang so bi tru them 125 don vi va tang so tru them 140 don vi thi hieu moi se bang bao nhieu