Ultimately, the is a powerful tool—not a magic wand. The PDF will give you the formulas and solved examples, but it will not teach you intuition.
The 8th edition of "Engineering Economy" by Blank & Tarquin covers 99% of the same formulas (P/F, P/A, F/A). The only difference is the naming convention (e.g., IRR vs TIR). Pair this with a Spanish-to-English formula sheet. Matias Arreola Engineering Economy Pdf
Modern editions of Arreola’s book include tutorials on using Excel functions (NPV, IRR, PMT, FV) alongside manual tables. The digital PDF format often contains hyperlinks to example datasets. Ultimately, the is a powerful tool—not a magic wand