The table below show the customers an arcade had leading up to the weekend.
Day | Customers |
Tuesday | 128 |
Wednesday | 131 |
Thursday | 111 |
Friday | 118 |
| 488 |
Over the weekend they had 7 times as many customers as they did before in the previous 4 days. How many fewer customers they have in the previous 4 days than they had over the weekend?