I think it's commutative property of addition (you can change order of addition but in the end it would be the same)
Adam has 60 dollars after the split. You then add 50 to that for finding money in the road, so he now has $110. Hope this helps!
Step-by-step explanation:
sq yd sq ft
560.00 5,040
560.05 5,040.5
560.10 5,040.9
560.15 5,041.4
560.20 5,041.8
560.25 5,042.3
560.30 5,042.7
560.35 5,043.2
560.40 5,043.6
560.45 5,044.1
560.50 5,044.5