Transaction:

Sell:
TREASURE CHEST WITH KEY 2gp
HOODED LANTERN 2gp
DARTS (10X) 3sp
BELT POUCH (2X) 4sp

Buy:
4x SOAP 2cp per bar (5 uses) [8cp]
2x CHALK 1cp each [2cp]
2x Light Glass vial 5cp .25 lbs. [10cp]
3x OIL FLASKS 1sp 1lb (he has 5) [3sp]
1x Sealing Wax 1lb [5sp]
1x Agar [1lb] (10 uses) [1gp] 

Total Money Exchanged:

You get: 4gp, 7sp
He gets: 2gp (200cp ok)


Ashley's cut is before purchases: 1/8x 470cp = 59cp

You net: 2gp, 1sp, 1cp