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.

2017-11-15

we use BOMAL - Brackets, Overs, Multiplication/Division, Addition/Subtraction, Left to Right. I agree they need to know negative numbers to fully understand and use BODMAS, BIDMAS, BEDMAS, PODMAS, PIDMAS, PEDMAS, BOMAL or MEDUSA

tiny
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

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

Archive

Show me a random blog post
▼ show ▼

© Matthew Scroggs 2012–2026