如何计算Present Value Calc
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A present value calculator discounts a future sum or stream of payments back to today's equivalent value using a discount rate. Higher discount rates make future money worth less today.
公式
- PV
- PMT × [1−(1+r)^−n] / r — PMT × [1−(1+r)^−n] / r
- FV
- FV value — Variable used in the calculation
分步指南
- 1PV = FV / (1 + r)ⁿ
- 2PV of annuity = PMT × [1−(1+r)^−n] / r
- 3r = discount rate per period; n = number of periods
- 4Discount rate reflects time preference and risk
例题解析
常见问题
What is Present Value?
A present value calculator discounts a future sum or stream of payments back to today\. Use this calculator for accurate, instant results.
How accurate is the Present Value calculator?
The calculator uses the standard published formula for present value. Results are accurate to the precision of the inputs you provide. For financial, medical, or legal decisions, always verify with a qualified professional.
What units does the Present Value calculator use?
Enter values in the units shown in each input field. The calculator displays results in standard units and shows the calculation steps.
What formula does the Present Value calculator use?
The core formula is: PV = FV / (1 + r)ⁿ. Each step in the calculation is shown so you can verify the result manually.