Climbing the full ladder means Darry has climbed 11 steps * 10 times = <<11*10=110>>110 steps so far.
On his smaller ladder, he has climbed 6 steps * 7 times = <<6*7=42>>42 steps.
So he has climbed a step a total of 110 + 42 = <<110+42=152>>152 times today.
#### 152