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Staying in Stuttgart for a work trip reminded me how much I value tools that stay reliable. I found my old school math kit in a box,…

In the world of finance and investment analysis, one of the most common questions is: How long will it take to recover my money? That’s exactly what…

Facing a Monroe calculator not working can really ruin your day when you have a pile of math to finish. While I was living in Denver, my…

Helping a student in Denver fix their math gear last week reminded me of my own study scares. It is quite a shock when your screen goes…

My calculator stopped working mid-calculation at a coffee shop in Leeds. I was splitting a bill with mates, and, blank screen. Nothing. That moment made me realise…

Starting my day in Manchester, I noticed my old friend, my Casio CA-53W, was acting up. I tried to tap in a quick sum, but the keys…

If you’ve ever stepped into a gym and wondered, “How do I calculate my one rep max?”, you’re not alone. Whether it’s the bench press, squat, or…

Dealing with your Casio Illuminator AE1500WH Series not working can be a real pain when you need its big, bold display. While I was living in Newcastle,…

Do you want to know how to calculate a golf handicap? I remember when I first started playing golf, I had no clue what a handicap meant.…

The simplest way to calculate your max heart rate (HRmax) is 220 minus your age. But other formulas like the Tanaka formula (208 – 0.7 × age)…

Dealing with your Casio LA20WH Series not working can be a real pain when you have a busy shift ahead. While I was living in Birmingham, my…

Living in Boston, I have spent many long nights in drafty study halls. I remember once my math tool just quit on me during a big project.…