ExcelGuru

Excel Function

The Excel Function archives at excelguru.io deliver practical, example-driven tutorials designed to help you move beyond basic formulas. This collection focuses on how to apply essential functions to real-world tasks, featuring in-depth guides on modern lookup tools like XLOOKUP and INDEX MATCH, conditional logic with IFS, COUNTIFS, and SUMIFS, as well as powerful data analysis functions such as SUMPRODUCT and FILTER. Each guide provides clear syntax breakdowns, side-by-side comparisons, and ready-to-copy formulas suitable for every Excel version from 2003 to Microsoft 365.

Whether you need to calculate employee tenure with DATEDIF, build dynamic reports that spill results automatically, or clean up messy spreadsheets using IFERROR, these tutorials offer step-by-step solutions. The content addresses common pain points like nested IF complexity, VLOOKUP limitations, and multi-condition aggregations, ensuring you can handle tasks ranging from commission tiers and grade scales to payroll sheets and date-based grouping—all without relying on helper columns or VBA.

Designed for business professionals, data analysts, and Excel users at all skill levels, this archive transforms how you work with data. Each post includes sample datasets, practical use cases, and expert tips to help you build cleaner, more efficient spreadsheets. Explore the full collection to master the functions that drive accurate reporting, streamlined workflows, and confident data analysis.

Reorder point and safety stock in Excel tutorial showing inventory planning formulas lead time demand forecasting and stock management

Reorder Point & Safety Stock in Excel (Free Inventory Tool)

Optimize inventory management by calculating reorder points and safety stock in Excel. This tutorial explains how to determine average demand, lead time, safety stock, and reorder points using practical formulas and real-world examples. You’ll also learn how to account for demand variability, avoid stockouts, maintain optimal inventory levels, and build dynamic inventory planning models with charts and dashboards. Ideal for inventory managers, warehouse teams, retailers, manufacturers, supply chain professionals, and Excel users responsible for inventory control.

Cash flow forecasting in Excel tutorial showing projected cash inflows outflows balances financial planning and forecasting charts

Cash-Flow Forecasting in Excel: Know Your Runway (Free Tool)

Build accurate cash flow forecasts in Excel with this practical step-by-step tutorial. Learn how to project cash inflows and outflows, calculate opening and closing balances, model different financial scenarios, identify potential cash shortages, and create charts for better financial visibility. You’ll also discover best practices for forecasting, updating assumptions, and maintaining reliable cash flow models. Ideal for business owners, finance professionals, accountants, analysts, start-ups, and Excel users who want to improve budgeting, liquidity management, and financial decision-making.

Monte Carlo Simulation in Excel tutorial showing random variables probability distributions risk analysis forecasting and simulation charts

Monte Carlo Simulation in Excel: A Free @RISK Alternative

Model uncertainty and evaluate potential outcomes with Monte Carlo Simulation in Excel. This tutorial explains how to generate random variables, define probability distributions, run thousands of simulation iterations, analyze risk, calculate confidence intervals, and visualize results using charts and summary statistics. You’ll also learn practical applications for finance, project management, investments, forecasting, and operational planning. Ideal for analysts, finance professionals, project managers, students, and Excel users who want to make more informed, data-driven decisions under uncertainty.

How to forecast better in Excel tutorial showing Forecast Sheet FORECAST ETS functions trend analysis charts and predictive modelling

How to Forecast in Excel Better Than FORECAST.ETS (Free Python Tool)

Improve the accuracy of your Excel forecasts with practical forecasting techniques and built-in tools. This tutorial explains how to use Forecast Sheet, FORECAST and FORECAST.ETS functions, trend analysis, moving averages, seasonality detection, and historical data to build reliable predictions. You’ll also learn best practices for validating forecasts, handling outliers, and visualizing future trends with charts. Ideal for analysts, finance professionals, sales teams, operations managers, and Excel users who want to make data-driven forecasting decisions.

Audit Excel spreadsheet for hidden errors tutorial showing formula auditing broken references data validation and spreadsheet error checking

Excel X-Ray: Audit Any Spreadsheet for Hidden Errors

Improve spreadsheet accuracy by learning how to audit Excel workbooks for hidden errors and inconsistencies. This tutorial explains how to inspect formulas, identify broken references, detect duplicate or missing data, review conditional formatting, validate inputs, uncover hidden rows, columns, and worksheets, and use Excel’s auditing tools to ensure reliable calculations. Ideal for accountants, auditors, finance teams, analysts, and Excel users who want to improve data quality, reduce errors, and build trustworthy spreadsheets.

Data Form in Excel tutorial showing built-in form for easy data entry record editing searching and table management

Data Form: Built‑in Form for Easy Data Entry in Excel

Speed up record entry and editing with the built-in Data Form feature in Excel. This tutorial explains how to add the Form command, create a structured table, enter new records, search existing entries, edit data, delete records, and navigate large datasets more easily. Ideal for Excel users, admin teams, data entry staff, small businesses, and professionals who want a simpler way to manage rows of information.

Import and export XML data in Excel tutorial showing XML maps structured data schema files and workbook connections

XML Maps: Import & Export XML Data in Excel

Work with structured XML data directly in Excel using this practical import and export tutorial. Learn how to add XML maps, import XML files, connect data to worksheet tables, export mapped data, handle schema requirements, and organize structured datasets more efficiently. Ideal for Excel users, analysts, developers, operations teams, and professionals who need to exchange data between Excel and XML-based systems.

Goal Seek in Excel tutorial showing what-if analysis target values changing cells and business assumptions

Goal Seek: Find Required Input for Desired Output (Backwards Calculation)

Use Excel Goal Seek to work backward from a target result and find the required input value. This tutorial explains how to set a target cell, choose the changing cell, run Goal Seek, and apply it to practical examples such as sales targets, loan payments, profit goals, and pricing analysis. Ideal for Excel users, analysts, finance teams, students, and professionals who want a simple way to perform what-if analysis without complex formulas.

Linear programming in Excel tutorial showing Solver optimization decision variables constraints and objective function

Linear Programming & Optimization in Excel

Solve optimization problems in Excel with this practical linear programming tutorial. Learn how to define decision variables, set an objective function, add constraints, use Solver, and interpret the optimal solution for business, finance, operations, and resource planning scenarios. Ideal for Excel users, analysts, students, finance teams, and professionals who want to use Excel Solver for smarter decision-making.

Excel tutorial showing how to combine text from related rows using TEXTJOIN Power Query grouping and data consolidation

DAX CONCATENATEX: Combine Text from Related Rows

Combine multiple text values from related Excel rows into one clean result with this practical tutorial. Learn how to group related records, merge comments or names, use TEXTJOIN formulas, apply Power Query grouping, and prepare cleaner summary outputs from repeated rows. Ideal for Excel users, analysts, finance teams, admin staff, and professionals who need an easy way to consolidate text-based data.

DAX running total and YTD tutorial showing cumulative calculations date tables and Power Pivot time intelligence

Power Pivot: Calculate Running Total (YTD) with DAX

Create running totals and year-to-date calculations in Excel Power Pivot with this practical DAX tutorial. Learn how to use date tables, filter context, cumulative totals, YTD measures, and time intelligence functions to analyze performance over time. Ideal for Excel users, analysts, finance teams, and Power Pivot learners who want to build dynamic reports and track cumulative results accurately.

Power Query custom function tutorial showing reusable transformations parameters and Excel data automation

Power Query: Create a Custom Function (Reusable Logic)

Build reusable Power Query logic with this practical custom function tutorial. Learn how to turn repeated transformation steps into a custom function, apply it across multiple files or tables, pass parameters, clean data consistently, and reduce manual work in Excel. Ideal for Excel users, analysts, finance teams, data teams, and professionals who want to automate repetitive data preparation tasks.