human
For a wedding, chairs were arranged in 7 rows with 12 chairs in each row. Some people arrived late and grabbed 11 extra chairs, placing them at the back. How many chairs were there altogether?
assistant
How many chairs were there at first? ** At first, there were 7*12=<<7*12=84>>84 chairs.
How many chairs were there altogether? ** Later, there were 84+11=<<84+11=95>>95 chairs altogether.
#### 95