Tim so co 5 chu so tong cua 5 chu so do bang 8  . chu so hang chuc nghin lon hon 5 va gap 3 lan chu so hag chuc

tim so co nam chu so ma tong cua nam chu so do la 8 va chu so hang chuc nghin gap 3 lan chu so hang chuc

tong cac chu so cua 1 so co 3 chu so la 21 chu so hang don vi lon hon chu so hang chuc .neu ta doi vi tri chu so hang don vi va chu so hang tram thi duoc mot so moi co gia tri lon hon so cu la 198. tim so cu .

giup mk nhe

mot so co hai chu so biet tong cac chu so cua no la 8 hieu cac chu so cua cua no la 4 va chu so hang chuc lon hon hang don vi so do la so nao

 

tinh hieu cua so lon nhat co 6 chu so khac nhau va be nhat co 6 chu khac nhau

viet so be nhat co 6 chu so hang nghin la 8 chu so hang chuc la 5

tim so co hai chu so biet tong cua hai chu so do la so lon hon 10.ti so cua chu so hang chuc va chu so hang don vi la 2/3

tim so le co 4 chu so biet tong cac chu so do bang 26 tich cac chu so cua so do la so tron chuc va gia tricua so do ko thay doi khi doi cho chu so hang nghin cho chu so hang chuc chu so hang tram cho chu so hang don vi

                   giai giup minh nhe////co va loi giai luonne.......cam o

Tim so tu nhien co 2 chu so biet rang chu so hang chuc lon hon chu so hang don vi la 2 va so do lon hon tong cac binh phuong cac chu so cua no la 1.

Bon so tu nhien lien tiep theo thu tu tang dan la cac chu so hang nghin , hang tram , hang chuc , hang don vi . cua mot so co 4 chu so. Viet cac chu so cua no theo thu tu nguoc lai ta se duoc mot so moi co bon chu so lon hon so ban dau ......don vi