Some chairs are arranged in rows of 10 with none left over. When chairs were rearranged in rows of 8, there were 11 more rows and 4 chairs left over. How many chairs are there?
Answer given by teacher
11 x 8 = 88
88+4=92
92/2 = 46 (this is the part I don’t understand)
46 x 10 = 460 #