Learn how to use LEFT, RIGHT, and MID in Excel to extract text from any position. Covers FIND, LEN combinations, email splitting, file extensions, name extraction, and more.

Learn how to use the LET function in Excel to name calculations, eliminate repeated expressions, and build faster, more readable formulas. Includes 6 practical examples.

Learn how to use the WEEKDAY function in Excel to check for weekends, get day names, apply pay rates, highlight schedules, and sum by day of week. Useful formula for Finance Analyst, Data Analyst and Professionals.

Learn how to use EOMONTH in Excel to find the last day of any month, build reporting periods, calculate invoice due dates, and sum monthly totals with SUMIFS.

Learn how to use the EDATE function in Excel to add or subtract months from dates. Covers contract renewals, payment schedules, leap years, and EDATE vs EOMONTH. This is an interesting function which is helpful in multiple occasion for data analyst, finance professionals, students and teachers.

FLOOR always rounds down to the nearest multiple of your chosen significance; CEILING always rounds up. Unlike ROUNDDOWN and ROUNDUP which work in decimal places, these functions snap to any multiple — 5, 10, 0.05, 0.25, or a time interval like 15 minutes. This guide covers both functions and their .MATH variants with six practical examples covering prices, bundle quantities, time rounding, grade boundaries, and negative number handling.

TEXTJOIN replaces CONCATENATE with a single function that accepts a range, writes the delimiter once, and skips blank cells automatically with one TRUE/FALSE argument. This guide covers six practical examples — from comma-separated lists and address building through conditional joins with IF, date formatting with TEXT(), and line-break separators using CHAR(10).

WORKDAY takes a start date and a number of working days, and returns the exact deadline date — automatically skipping weekends and any holidays you provide. It is the companion to NETWORKDAYS: use NETWORKDAYS to count elapsed working days, and WORKDAY to find what date falls N working days in the future or past. This guide covers forward planning, backward planning, invoice due dates, delivery chains, WORKDAY.INTL for custom working weeks, and the workday-check formula trick.

NETWORKDAYS counts the working days between two dates, automatically skipping weekends and subtracting any public holidays you provide. It is the essential function for project timelines, payroll calculations, SLA monitoring, and monthly capacity planning. This guide covers both NETWORKDAYS and NETWORKDAYS.INTL with six practical examples — from basic counts through custom weekend definitions for global businesses.