In our blog we’ve already covered Kaprekar’s constant, as well as the (not-so) magic number 10. Here’s another cool little trick to sink your teeth into…First, pick a positive integer (whole number).Now, we are going to generate a sequence of numbers, starting with our starting number. Each term in the… Continue reading Hailstone Numbers

# Tag: trick

## The Magic Number 10 – A mathematical trick

Here's another maths magic trick that you can use to impress your friends. This trick works for ANY number that you choose. Follow these instructions and you will always end up with 10. Pick a number.Multiply it by 3.Then add 30.Then multiply by 2.Then divide by 6.Subtract your original number.… Continue reading The Magic Number 10 – A mathematical trick