Răspuns :

176 : 2 = 88

176 : 3 / 9 = 176 : 1 / 3 = 176 * 3 = 528

176 : 16 - 1 / 90 = 176 : 15 / 90 = 176 : 3 / 18 = 176 * 18 / 3 = 3168 / 3 = 1056