Cho mot phet cong cong co so hang thu nhat hon so hang thu hai la 15 don vi .Biet tong cua so hang thu nhat so hang thu hai va tong bang 682. Tim so hang thu hai cua tong
Mot phep cong co hai so hang la so chan lien tiep .Tong cac so :so hang thu nhat so hang thu hai va tong bang 276.Tim phep cong do biet so hang thu nhat lon hon so hang thu hai
Mot phép cong co hai so hang la hai so chan Liên tiep tong các so so hang thu nhat tong so so hang thu hai la1276 tim các so hang cua phép tinh do biết so hang thu mhat lon hon so hang thu hai
Tong cua 2 so bang 37,8.Neu so hang thu nhat gap len 2,5 la va so hang thu 2 gap len 3,2 lan thi tong moi la 111,02.Tim so thu 2
trong mot phep cong tong lon hon so hang thu nhat 28764 don vi va so hang thu hai gap ba lan so hang thu nhat vay so hang thu nhat la.........
trong mot phep cong tong lon hon so hang thu nhat 28764 don vi va so hang thu hai gap ba lan so hang thu nhat vay so hang thu nhat la......
Trong 1 phep cong,tong cua hai so hang lon hon so hang thu nhat 12548don vi va so hnag thu hai gap 4 lan so hang thu nhat.tim tong
Tim so co hai chu so, biet chu so hang don vi hon chu so hang chuc la 3, tong cua so phai tim va so viet theo thu tu nguoc lai cua so do bang 143
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