 
 <translate> The number of rolls already sold is 1 + 10 + 6 = 17. Nellie needs to sell 45 − 17 = 28 more rolls of gift wrap.
Thus, the answer is 28. <hau> Yawan adadin da aka riga aka sayar shine 1 + 10 + 6 = 17. Nellie yana bukatar ya sayar da 45 - 17 = 28 karin takardun kyauta. Saboda haka, amsar ita ce 28. 