Các câu hỏi tương tự
tim mot so co hai chu so biet rang neu so do cong voi 35 roi cong tiep voi 65 thi duoc mot so moi cotong cac chu so bang 18?
tim mot so co hai chu so biet rang neu lay so do cong voi 35 roi cong tiep 65 thi duoc mot so moi co tong cac chu so la18.
tim so co 2 chu so biet rang cong so do voi 46 roi cong 54 thi duoc 1 so co tong cac chu so bang 18
tim mot so biet rang so docong voi so lon nhat co bon chu so roi cong tiep voi so be nhat co ba chu so giong nhau thi duoc so be nhat co nam chu so khac nhau
Bach do Chien:
"do ban tim duoc so tron chuc lon hon 40.000 co cac chu so khac nhau ma tong cac chu so cua so do bang 10.Khi cong so do voi so viet theo thu tu nguoc lai thi duoc mot so co 5 chu so giong nhau.
Chien thach thuc:
-Neu tim duoc so do thi sao?
-Thi to cho cau di an kem tha cua chu sao.
nham mot lat,roi viet ngay hai so do ra giay.Chien than phuc roi dua ban di an kem.
cac ban cung thu suc nhe
tim hai so co hieu bang 129, biet rang neu lay so thu 1 cong voi so thu 2 roi cong voi tong cua chung thi duoc 2010
tim so cua 3 chu so ,biet rang neu so do cong voi tong cac chu so cua no thi bang 555
tim mot so biet so do cong voi so be nhat co ban chu so khac nhau roi tru di so lon nhat co ba chu so khac nhau thi duoc so lon nhat co hai chu so
Tim hai so co hieu bang 108,biet rang neu lay so thu nhat cong voi so thu hai roi cong voi tong cua chung thi bang 2016