12year old, Chika Ofili who recently discovered new formula for divisibility by 7 in Mathematics.

There is a new way to determine if a number is divisible by 7, and this young man here was the person that discovered it. Chika Ofili, a 12-year old based in the UK was recently awarded the ‘Little Hero Award‘ in the UK his new discovery that could make mathematical problems a step easier to solve.

Here is how it works: