Math Operations Puzzle电脑版

A great game for those who love math, or for those who would like to practice their logic thinking.The rules are very simple:- Find the numbers from 1 to 9 that gives the right solution. Each number can be used once.- The order of the operations is the order of their appearance. (Eg. 4-2x5=10 means (4-2)x5=10 )- When you are done, press the check buttonThere are 3 different difficulties:- Easy: 1D- Medium: 2D- Hard: 3D