tim cac phan so toi gian biet tich cua tu va mau la 220 va phan so co the viet dc duoi dang so thap phan
phan so 6/35 co the viet duoi dang tich cua hai phan so co tu va mau la cac so nguyen duong co mot chu so
tim cac so tu nhien n de cac phan so sau viet duoc duoi dang phan so thap phan:a,n+2/300 b,11.(n-1)/924
viet 10 phan 27 duoi dang thuong cua 2 phan so co tu va máu la so co 1 chu so bang 4 cach
tim so tu nhien co 4 chu so biet rang hang nghin bang hang don vi, chu so hang chuc bang chu so hang tramva duoc viet duoi dang tich cua 3 so nguyen to lien tiep
1. Tim tat ca cac so co 2 chu so sao cho moi so gap 2 lan tich cua no?
2. Tim so nguyen to co 3 chu so biet rang neu viet so do theo thu tu nguoc lai thi ta duc 1 so la lap phuong cua 1 so tu nhien?
3. Tim so tu nhien co 4 chu so biey chu so hang nghin bang chu so hang don vi chu so hang tram bang chu so hang chuc va so do viet duoc duoi dang tich cua 3 so nguyen to lien tiep?
viet phan so 19/5 duoi dang hon so, phan so thap phan, so thap phan va dung ki hieu phan tram
viet phan so 9/25 duoi dang hon so, phan so thap phan, so thap phan va dung ki hieu phan tram
trong cac so sau , so nao la luy thua cua 1 so tu nhien voi so mu lon hon 1 gồm: 8, 10, 16, 64, 125, 144, 1000 (chu y rang nhung so tu nhien co nhieu cach viet duoi dang luy thua?