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Microsoft's spreadsheet program can do way more than you might imagine. These are the hacks and tricks you need to know. Our team tests, rates, and reviews more than 1,500 products each year to help ...

Learn how accounting spreadsheets work with real examples of journals plus when to switch to accounting software.

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Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.

Claire Boyte-White is the lead writer for NapkinFinance.com, co-author of I Am Net Worthy, and an Investopedia contributor. Claire's expertise lies in corporate finance & accounting, mutual funds, ...

ETFs let you invest in a diversified portfolio via a single transaction. ETF shares trade throughout the day on exchanges like stocks. ETFs generally incur lower costs and are suitable for long-term ...