I am using WeChat to catch up with my friends and families in China and around the world. It is a great communication tool that help connected me thousands of miles away from home. There is only one problem: the
How To Input Math Equation Using Shortcut Key in PowerPoint
Microsoft PowerPoint has an excellent equation tools for entering math equations. But if you have lots of equations to enter, it became tedious to go through the tool ribbon and switch back and forth between mouse click and keyboard. It