Originally Posted by
Underskilled
I believe your math might be off as well. Assuming you're starting to build with 0 gold, building nothing else, getting 5 creeps per minute (Getting every creep in the wave, every time), with the gold from creeps averaging out to ~40 gold per creep, you'd have 2600 gold at 10 minutes, but that's assuming you've bought nothing else, and there's been no denies on their side.
I might be off as well (2600 feels a little low to me, personally), but that's what the numbers are showing, assuming no towers or hero kills, of course. You could try to factor in jungle creeps, but you'd risk missing lane creeps, possibly lowering your gold.