SUMIFS Function in Excel: Sum With Multiple Conditions
SUMIFS adds values where all conditions are true — the backbone of formula-based reports.
Read article →Math & Trig
Excel Math & Trig functions explained with syntax, examples and common mistakes.
ODD Function in Excel: Round Up to an Odd Number
ODD Function in Excel: Round Up to an Odd Number
ODD rounds away from zero to the next odd integer — for example committee sizes that must avoid tied votes.
Read article →GCD Function in Excel: Greatest Common Divisor
GCD Function in Excel: Greatest Common Divisor
GCD returns the largest number that divides all inputs — for simplifying ratios and finding pack sizes.
Read article →EVEN Function in Excel: Round Up to an Even Number
EVEN Function in Excel: Round Up to an Even Number
EVEN rounds away from zero to the next even integer — handy when items come in pairs.
Read article →LCM Function in Excel: Least Common Multiple
LCM Function in Excel: Least Common Multiple
LCM finds the smallest number all inputs divide into — when two repeating schedules line up again.
Read article →FACT Function in Excel: Factorial
FACT Function in Excel: Factorial
FACT returns n! (1 × 2 × … × n). It grows absurdly fast: FACT(20) is already about 2.4 quintillion.
Read article →COMBIN Function in Excel: How Many Groups Are Possible
COMBIN Function in Excel: How Many Groups Are Possible
COMBIN counts the ways to choose items when order doesn’t matter — teams from a class, lottery tickets, product bundles.
Read article →SQRT Function in Excel: Square Root
SQRT Function in Excel: Square Root
MathLevel: BeginnerAvailable in: Excel 2007+SQRT returns the positive square root.Syntax=SQRT(number)ArgumentWhat it meansnumberZero or.
Read article →SIGN Function in Excel: Positive, Negative or Zero?
SIGN Function in Excel: Positive, Negative or Zero?
SIGN returns 1 for positive, −1 for negative and 0 for zero — neat for direction arrows and counting gains vs losses.
Read article →POWER Function in Excel: Raise to a Power (and Growth Rates)
POWER Function in Excel: Raise to a Power (and Growth Rates)
POWER raises a number to a power; the ^ operator does the same. Its most useful business job is CAGR.
Read article →FLOOR.MATH Function in Excel: Round Down to a Multiple
FLOOR.MATH Function in Excel: Round Down to a Multiple
FLOOR.MATH rounds down to the nearest multiple — slabs, time buckets and whole units.
Read article →CEILING.MATH Function in Excel: Round Up to a Multiple
CEILING.MATH Function in Excel: Round Up to a Multiple
CEILING.MATH rounds up to the next multiple; FLOOR.MATH rounds down. Great for pricing and pack sizes.
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