Special characters like ² (squared symbol), ÷ (division symbol), and — (em dash) are widely used in math, science, and writing. However, most keyboards don’t have direct keys for them, which can make typing a little tricky. In this guide, we’ll show you how to type these three symbols on Windows, Mac, and mobile devices, and also share quick tools where you can copy them instantly.1. Squared Symbol (²)The squared symbol is often used in math and physics equations, such as m² for area or E = m...