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

Finance

Free Cash Flow Yield from FCF and Market Cap Calculator

Compute free-cash-flow yield — the per-dollar-of-equity cash earnings yield, often used instead of E/P. FCF yield = trai...

basic

10,033 4.9 1 min

Everyday Life

File Download Time & Bandwidth Calculator

Calculates the estimated time to download or upload a file from file size and internet connection speed.

basic

10,672 4.9 1 min

Everyday Life

Excavation Volume Calculator

Compute the cubic yards of soil to excavate from a rectangular pit (length × width × depth) plus a swell-factor uplift t...

basic

10,354 4.9 1 min

Everyday Life

Mortgage Discount Points Break-Even Calculator

Calculates how many months it takes to break even on mortgage discount points by comparing upfront cost against the mont...

basic

24,399 4.8 1 min

Sports

Treadmill Energy Expenditure from Speed and Grade Calculator

Uses the ACSM walking/running MET equation: VO₂ = (0.1×speed + 1.8×speed×grade/100 + 3.5) mL/kg/min. Converts to kcal/mi...

basic

5,399 3.9 1 min

Construction / Materials

Drywall Calculator

Estimate drywall sheets, screws, joint compound, and tape needed for a room of a given size.

basic

23,482 4.9 1 min

Sports

Cycling FTP from 20-Minute Power Test Calculator

Estimate functional threshold power (FTP) from a single all-out 20-minute time trial: FTP ≈ 0.95 · average_20min_watts....

basic

18,680 4.1 1 min

Sports

Hockey Save Percentage and GAA Calculator

Compute a goaltender's save percentage and goals-against average from saves, goals allowed and minutes played. SV% = sav...

basic

12,226 3.9 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

5,560 4.5 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

8,466 4.2 1 min

Construction / Materials

Tile Calculator

Work out tile count and boxes needed with an adjustable waste factor.

basic

13,228 3.9 1 min

Everyday Life

Closet Rod Clothing Capacity Calculator

Estimate how many garments your closet rod can hold based on its length and the average inches needed per garment (1 in...

basic

17,899 4.1 1 min

Showing 61 to 72 of 359 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

Mar 10, 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 30, 2026 3 min

Calcify

Browse categories

Marcus Laurent

Free Cash Flow Yield from FCF and Market Cap Calculator

File Download Time & Bandwidth Calculator

Excavation Volume Calculator

Mortgage Discount Points Break-Even Calculator

Treadmill Energy Expenditure from Speed and Grade Calculator

Drywall Calculator

Cycling FTP from 20-Minute Power Test Calculator

Hockey Save Percentage and GAA Calculator

Baseball WHIP (Walks + Hits per Inning) Calculator

D&D Average Damage Roll Calculator

Tile Calculator

Closet Rod Clothing Capacity Calculator

Unit Conversion Without Typos: A Field Guide

Running Pace: How to Read Splits Without Getting Lost