This website is all about Equatum, the new puzzle designed by Justin Roughley which was published on 25th October 2020.

At first glance, these puzzles look like a crossword:

Instead, they are filled with numbers and arithmetic operators: + – x ÷ =.  Each puzzle’s solution is a grid of intersecting equations. To solve them you'll need an unusual blend of logic, arithmetic and ingenuity!

On this website you can:

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Happy Puzzling!