用remaining sum造句子，“remaining sum”造句

"Net Selling Price"means the remaining sum which the selling commercial invoice price deducts the packing expenses,transportation expenses,insurance premium, commissions,commercial discounts, taxes and expenses for bought out elements and parts etc."

As the non-guarantee remaining sum varies with the time and the supply of the market, the internal rate of the lease changes accordingly, and the change should be handled as the change in accounting estimate.