200- 144+48*2= 152 yuan

True loss 152 yuan. 96 yuan bought the meat, and 56 yuan found it for the customer.

In addition, hidden costs such as rent, loan and time cost are not easy to calculate.

If the customer is unintentional, Master Jiang will recognize it when he comes to the store next time and make compensation. Master Jiang will really lose money.

Maybe it's unknown to report the bonus for cracking counterfeit money to the police.