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BA II Plus: NPV Calculation Step by Step

Exact BA II Plus keystrokes for net present value with a worked capital budgeting example.

TL;DR

Use the CF worksheet for uneven cash flows, enter the discount rate in the NPV worksheet, and compute. Keep CF0 negative for the initial investment.

Formula Reference

NPV

NPV = sum[CF_t / (1 + r)^t] + CF0

CF0 usually already carries the negative investment sign.

BA II Plus Keystrokes

  1. CF 2nd CLR WORK
  2. 100000 +/- ENTER down-arrow
  3. 30000 ENTER down-arrow down-arrow
  4. 40000 ENTER down-arrow down-arrow
  5. 50000 ENTER down-arrow down-arrow
  6. NPV 10 ENTER down-arrow CPT

Worked Example

  • Inputs: CF0 = -100,000; C01 = 30,000; C02 = 40,000; C03 = 50,000; I = 10 percent.
  • Result: NPV is about $2,407.81.
  • Decision: accept an independent project if NPV is positive.

Common Mistakes

  • Typing 0.10 for the discount rate instead of 10.
  • Leaving old cash flows in the worksheet.
  • Forgetting to move past each frequency field.

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