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Practical guides on Excel and Google Sheets formulas for people running real businesses.
INDEX MATCH vs VLOOKUP: Which Should You Use?
VLOOKUP, INDEX/MATCH, or XLOOKUP? A straight comparison so you can pick the right one for your sheet.
Read articleHow to Use SUMIFS for Multiple Conditions in Excel
When SUMIF's single condition isn't enough, SUMIFS handles many at once. Here's the syntax — and the argument order that trips everyone up.
Read articleHow to Track Inventory with Google Sheets (Free Method)
Build an inventory tracker in Google Sheets with SUMIFS, low-stock alerts, and ARRAYFORMULA — no add-ons needed.
Read articleExcel IF Formula Guide: From Basic to Nested
IF is how a spreadsheet makes decisions. From basic true/false to nested IFs and the cleaner IFS function — here's the full picture.
Read articleHow to Calculate Profit Margin in Excel
Profit margin is profit divided by revenue. Here's how to calculate gross, operating, and net margins in Excel — and avoid the markup mix-up.
Read articleGoogle Sheets vs Excel: Which Formulas Work the Same?
Most formulas move between Excel and Google Sheets without changes — but a few don't. Here's the practical breakdown.
Read articleExcel SUMIF Formula Guide with Real Examples
SUMIF is the formula behind almost every 'total by category' report. Here's how it works with copy-ready examples.
Read articleHow to Fix Common Excel Formula Errors (#REF, #VALUE, #N/A)
Each Excel error is a specific message. Learn what the five most common ones mean and exactly how to fix them.
Read articleHow to Use VLOOKUP in Excel (Step-by-Step Examples)
VLOOKUP is one of Excel's most useful formulas — and one of the most commonly misused. Here's how to get it right, with worked examples.
Read article10 Excel Formulas Every Small Business Owner Should Know
A handful of formulas handle most of the spreadsheet work a small business needs. Here are the ten that pay back the time it takes to learn them.
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