年利率4.95%,月利率4.95%/12,本金70000,期限36个月:月还款=70000*4.95%/12* (1+4.95%/12)^36/[(1+4.95%/12)^36-1]=2096.39元利息总额:2096.39*36-70000=5470.04说明:^36为36次方