mortgage question

If I refinance a mortgage from 8% to 7% rate, do I save the save amount of money as if I refinance the same mortgage from 4% to 3% rate?  It your answer is no, please explain. Thanks.

The same mortgage means the same term except the rate.

所有跟帖： 

• 当然不同，每期本金的减少值不同，excel告诉我们： -26岛- ♂ (509 bytes) () 11/29/2012 postreply 00:17:10

• 有点小毛病，关于月息的计算 -虚拟人生- ♂ (2103 bytes) () 11/29/2012 postreply 02:18:27