It's so much easier to create, summarize, and analyze data now - no complex manual formulas required.

Excel and Google Sheets have three functions to calculate the internal rate of return: IRR, XIRR, and MIRR. Learn how these functions can calculate investment returns.

Check out our picks for the best iPad styluses of 2025, from top-tested and recommended brands like Apple, ESR, Logitech and more.

Businesses that employ double-entry bookkeeping use a general ledger to compile their financial information. Investors can review them as well as the supporting documents.