[Arithmetic] Is not being able to memorize the multiplication table not a lack of effort!? Suitability of memorization methods

A major staple that cannot be avoided in second-grade arithmetic is, of course, learning the "multiplication table." Because ...

The reason division is slow is that you can't do multiplication tables 'in reverse' ── A recommendation for 'reverse multiplication tables,' the key to speeding up

This article summarizes the main points of the video below 🔽🧑‍🏫 If you are strongly interested, please watch the full ...