
Recent Posts
Categories
Tag Archives: trick
Square root in 3 seconds – math trick – YouTube
As a maths tutor, I’m always on the look out for little tricks to help people solve calculations more quickly. I like this video on how to find the square root of a number in your head. Square root in … Continue reading
How to square 2 digit numbers ending in 5 (in your head)
This is another trick that my family already knew, but I only learnt it recently so I’m sharing it for anybody out there who doesn’t already know. Squaring 2 digit numbers is easy if they end in 5. 5×5 = … Continue reading
Posted in Maths
Tagged mental arithmetic, mental maths, multiplication, multiply, square number, tip, trick
1 Comment