mentalmaths

Free, offline mental maths practice for quants. 36 question families, worked solutions, and no subscriptions. I made this quickly within a day because frankly speaking I was getting tired of so many websites just pushing "premium" for something as simple as wanting to practice arithmetic.

Bolt Through Mental Math

Mental Maths is a crucial skill and to practise it - The "Sankhya" repository exists. In this, you can go and practise your mental calculation abilities.

mental math program for ti-84 plus CE py calculator. Use math-trainer-lite.py to run the mental math program on your calc, use the matrainer-desktop.py to run on computer, and use matrainer-test.py to use a simplified version(only contains addition). for more info, like how to deploy on calc see readme file.