Pythagoras Mahjong is a classic tile-matching puzzle with a mathematical twist. Instead of pictures, every tile shows a number or an expression: 3, √9, 1+2, 6/2 – all of them are equal, so they make a pair. Clear the board by matching free tiles with
Click or tap a free tile, then click another free tile with the same value to remove the pair. A tile is free when nothing lies on top of it and at least one of its left or right sides is open. Number