50 viet bang so la ma nao ?

ban lam danh so trang sach cua mot cuon sach day 284 trang bang day so chan 2 ,4,6,8 vv.biet moi chu so viet mat mot giay hoi ban lam can bao nhieu phut de danh trang sach b/ chu so thu 300 ma ban lam viet la chu so nao

48 so la ma viet nhu nao

so 46 viet thanh so la ma nhu the nao

So 2845 viet ra so la ma nhu the nao ?

40 viet so la ma nhu the nao?

So102900 viet thanh so La Ma nhu the nao?

100 viet duoi dang so la ma nhu the nao?

co so tu nhien nao voi chinh no duoc ket qua la so viet bang 6 so 1 khong