The conversation between human and AI assistant.
[|Human|] How much more did the house cost than originally planned? Express as an absolute or nominal difference, not as a percentage.
[|AI|] $15,000 more than originally planned. The house cost $25,000 but was originally quoted at $10,000. $25,000 - $10,000 = $15,000
[|Human|] 
How much more did the house cost than originally planned? Express as an absolute or nominal difference, not as a percentage.