=利息/(本金x期限)
=800/(150000x1)
=0.00533
=5.33‰
壹個月的貸款利率是5.33‰。
又稱5% 3錢3。
貸款年利率
=貸款月利率x12
=5.33‰x12
=64‰
=6.4%