BEng Civil Engineering; 8 years in project management.

Marcus Laurent

Contributor, Construction & Everyday Life

0 calculators 0 articles Member since Jun 2026

About

Marcus focuses on the "practical math" calculators: home projects, construction, fuel, and travel. His goal is simple — give the reader a number they can actually use on site or on the road in under 30 seconds.

Before writing full-time, he spent eight years in infrastructure and residential construction project management.

Areas of expertise

Construction math Home projects Travel planning Fuel economy

Education & credentials

BEng Civil Engineering — Polytechnique Montréal

Everyday Life

Soaker Hose Length for a Garden Bed Calculator

Compute the length of soaker hose needed to lay parallel runs across a rectangular garden bed at a chosen row spacing: l...

basic

10,303 4.4 1 min

Health

Creatinine Clearance (Cockcroft–Gault) Calculator

Estimates creatinine clearance using the Cockcroft–Gault equation. Used to adjust drug doses in renal impairment. CrCl <...

basic

18,781 4.4 1 min

Sports

D&D Average Damage Roll Calculator

Compute the average damage of a D&D damage expression of the form n·d_x + mod (e.g. 3d6 + 4). Reports the per-die mean,...

basic

6,428 4.4 1 min

Sports

Baseball WHIP (Walks + Hits per Inning) Calculator

Compute a pitcher's WHIP — walks plus hits divided by innings pitched: WHIP = (BB + H) / IP. Ace pitchers run < 1.10; be...

basic

2,459 4.3 1 min

Sports

Baseball wOBA Weighted On-Base Average Calculator

Calculates weighted on-base average (wOBA) using standard linear weights for walks, HBP, singles, doubles, triples, and...

basic

18,864 4.2 1 min

Everyday Life

Exact Age from Date of Birth in Years, Months, and Days Calculator

Calculates exact age in years, months, and days given the year of birth and the number of days elapsed since the birthda...

basic

8,344 5.0 1 min

Sports

Basketball Hollinger Game Score Calculator

Compute John Hollinger's Game Score — a quick single-number player performance metric: PTS + 0.4·FGM − 0.7·FGA − 0.4·(FT...

basic

21,490 4.8 1 min

Food / Party Planning

Beer Keg Servings Calculator

Compute how many servings you can pour from a beer keg of the given size, given your pour size in ounces. Common keg siz...

basic

13,678 3.9 1 min

Sports

Fantasy Football Points Projection Calculator

Project a player's fantasy football points (PPR scoring) from passing/rushing/receiving yards, touchdowns, receptions, a...

basic

22,072 4.2 1 min

Sports

Shot Put Throw Distance from Launch Speed and Angle Calculator

Compute the range of a shot put projected at launch speed v₀ and angle θ above horizontal, launched from a height h abov...

basic

17,861 3.9 1 min

Construction / Materials

Paint Coverage Calculator

Estimate how much paint you need to cover the walls of a room based on area, paint coverage rate, and number of coats.

basic

23,059 4.6 1 min

Everyday Life

Crown Molding Quantity Calculator

Compute the linear feet of crown molding needed for a rectangular room (perimeter), the number of standard 12-foot stick...

basic

10,242 4.1 1 min

Showing 301 to 312 of 386 results

guide Conversions

Unit Conversion Without Typos: A Field Guide

Most unit-conversion mistakes are dumb mistakes — swapped factors, dropped decimals, wrong direction. A short guide to not making them.

Marcus Laurent

May 14, 2026 3 min

tutorial Fitness

Running Pace: How to Read Splits Without Getting Lost

Pace, splits, and goal times talk about the same thing from three different angles. A short guide to keeping them straight mid-race.

Marcus Laurent

Jan 24, 2026 3 min

Best Free Calculator

Browse categories

Marcus Laurent

Soaker Hose Length for a Garden Bed Calculator

Creatinine Clearance (Cockcroft–Gault) Calculator

D&D Average Damage Roll Calculator

Baseball WHIP (Walks + Hits per Inning) Calculator

Baseball wOBA Weighted On-Base Average Calculator

Exact Age from Date of Birth in Years, Months, and Days Calculator

Basketball Hollinger Game Score Calculator

Beer Keg Servings Calculator

Fantasy Football Points Projection Calculator

Shot Put Throw Distance from Launch Speed and Angle Calculator

Paint Coverage Calculator

Crown Molding Quantity Calculator

Unit Conversion Without Typos: A Field Guide

Running Pace: How to Read Splits Without Getting Lost