mscroggs.co.uk

mscroggs.co.uk

blog puzzles academic talks contact subscribe ↓ ☰ ↓

Comment

Comments

Comments in green were written by me. Comments in blue were not written by me.

2017-11-27

We use BEDMAS in Canada (Brackets, Exponents, Division, Multiplication, Addition, Subtraction) But we are taught that you do whichever comes first from left to right if they are the addition/ subtraction or multiplication/division. So it could also be BEMDAS, or BEMDSA, or BEDMSA. It just uses the order the that rolls off the tongue more.

Brodaha
on /blog/40

×1

×1

×1

×1

×1

Archive

Show me a random blog post

2026

May 2026

World Cup stickers 2026

Apr 2026

A new puzzle every day
Mixing Wordle with other games

Feb 2026

Christmas (2025) is over

2025

Dec 2025

Christmas card 2025

Nov 2025

Christmas (2025) is coming!

Sep 2025

The partridge puzzle

Aug 2025

TMiP 2025 puzzle hunt

Jun 2025

A nonogram alphabet

Mar 2025

How to write a crossnumber

Jan 2025

Christmas (2024) is over
Friendly squares

2024

Dec 2024

A regular expression Christmas puzzle
Christmas card 2024

Nov 2024

Christmas (2024) is coming!

Feb 2024

Jan 2024

Christmas (2023) is over

2023

2022

2021

2020

2019

2018

2017

2016

2015

2014

2013

2012

Tags

pizza cutting newcastle python polynomials tennis braiding pythagoras dinosaurs the aperiodical rugby statistics binary coventry folding tube maps inline code oeis royal baby 24 hour maths curvature crochet matrix of cofactors trigonometry javascript phd data visualisation fractals big internet math-off ternary puzzles gaussian elimination manchester world cup hats friendly squares noughts and crosses tetris anscombe's quartet reuleaux polygons mathsjam convergence london map projections hyperbolic surfaces speed triangles thirteen go matrix of minors games finite group frobel php correlation cross stitch logs rust folding paper national lottery harriss spiral asteroids light bodmas crossnumber video games talking maths in public edinburgh stickers geometry runge's phenomenon captain scarlet draughts wool electromagnetic field radio 4 inverse matrices hexapawn pokémon a gamut of games bempp arithmetic chess martin gardner fence posts squares mathslogicbot mean warwick logic christmas card recursion logo quadrilaterals european cup realhats partridge puzzle sorting wave scattering nonograms machine learning gather town chebyshev hannah fry weak imposition databet live stream propositional calculus interpolation christmas weather station estimation raspberry pi coins probability dates books pi turtles ucl golden ratio kenilworth data kings bubble bobble crossnumbers people maths regular expressions arrangement puzzles sport flexagons bluesky geogebra rhombicuboctahedron datasaurus dozen misleading statistics latex matrices graphs crosswords computational complexity programming cambridge pascal's triangle exponential growth boundary element methods gerry anderson bots menace wordle stirling numbers finite element method error bars game show probability accuracy signorini conditions nine men's morris golden spiral craft platonic solids reddit chalkdust magazine guest posts zines pi approximation day matt parker errors approximation news graph theory countdown advent calendar palindromes dragon curves fonts pokémon wordle game of life pac-man numbers london underground alphabets youtube matrix multiplication dataset numerical analysis royal institution preconditioning mathsteroids standard deviation determinants simultaneous equations sobolev spaces plastic ratio manchester science festival final fantasy tmip football sound

Archive

Show me a random blog post
▼ show ▼

© Matthew Scroggs 2012–2026