1973 ban nha
ai di qua k cho minh voi
1973 ĐÓ CÁC BẠN VÌ 1973+1+9+7+3 =1993
K ĐÚNG CHO MÌNH NHA CÁC BẠN
Tim mot so tu nhien co 4 chu so . Biet rang so do cong voi tong cac chu so cua no thi bang 1993 ?
Tim 1 so tu nhien co 4 chu so .biet rang so do cong voi tong cac chu so cua no thi bang 1993
tim 1 so tu nhien co 4 chu so biet rang so do cong voi tong cac chu so cua no bang 1993 tim so do
tim 1 so tu nhien co 4 chu so biet rang so do cong voi tong cac chu so cua no = 1993
tim mot so tu nhien biet so do cong voi tong cac chu so cua no thi bang 2011
tim mot so tu nhien co hai chu so , biet rang tong cac so do voi cac chu so cua no la 103
1. Tim trung binh cong cua tat ca cac so tu nhien co 4 chu so khac nhau duoc viet boi bon chu so 0;3;5;7.Trung binh cong cua tat ca cac so do la?
2 .Tong cua 3 so bang 5,2. So thu nhat bang 2/3 so thu ba va so thu hai bang 50% so thu ba. Tim so thu hai?
3. Tim mot phan so co mau so bang 25 , biet rang neu cong tu so voi 34 va nhan mau so voi 3 thi duoc phan so moi bang phan so da cho. Tim phan so do?
4. Tim mot phan so biet rang neu cong them 4 vao tu so va giu nguyen mau so thi ta duoc phan so moi bang 1, con neu giu nguyen tu so va cong them 3 thi ta duoc phan so moi bang 1/2 .Tim phan so do?
5. Hay cho biet co tat ca bao nhieu so co 3 chu so ma tong co chu so cua moi so bang 4 . co tat ca bao nhieu so thoa man?
Mot so co hai chu so bang 3 lan tong cac chu so cua no cong voi 7.Neu viet so do theo thu tu nguoc lai thi duoc so moi bang 7 lan tong cac chu so cua no cong voi 3.Tim so da cho
tim so tu nhien co 4 chu so biet lay so do cong voi tong cac chu so cua no = 0.0625
