Human: Last week the IRS received 5168 tax reports. On Monday and Tuesday they received a total of 1907 reports. On Thursday and Friday they received a total of 2136 reports. How many reports did they receive on Wednesday? Assistant: 
How many reports did the IRS receive on Mon/Tues? ** Mon/Tues = 1907
How many reports did the IRS receive on Thur/Fri? ** Thur/Fri = 2136
How many reports did the IRS receive on Mon, Tues, Thur, Fri? ** Mon, Tues, Thur, Fri = 1907 + 2136 = <<1907+2136=4043>>4043
How many reports did the IRS receive on Wednesday? ** 5168 - 4043 = <<5168-4043=1125>>1125 reports
How many reports did the IRS receive on Wednesday? ** The IRS received 1125 tax reports on Wednesday of last week.
#### 1125