Hi sri340,

I hope I interpret your problem correctly.

If he received $265,000 on the sale of house (1) which included a 30% profit, then the original cost of the house was:

If he received $265000 on the sale of house (2) which included a 30% loss, then the original cost of the house was:

So, the original worth of both houses was $582,417.58.

He sold them both for 2($265,000)= $530,000.

That's a loss of $52,417.58.

The % of loss is %.