On Thursday he washed 6*2=<<6*2=12>>12 loads of laundry
On Friday he washed 12/2=<<12/2=6>>6 loads of laundry
On Saturday he washed 6/3=<<6/3=2>>2 loads of laundry
In total he washed 6+12+6+2= <<6+12+6+2=26>>26 loads of laundry
#### 26