So, how do you type √? Here are the real “buttons” you can press, depending on your device: Hold down the Alt key and type 251 on the numeric keypad. Release Alt , and √ appears. Note: This only works with the numpad, not the number row. 2. On Mac: Emoji & Symbols Menu Press Control + Command + Spacebar to open the Character Viewer. Search for “square root,” then double-click √ to insert it. 3. On Smartphones (iOS/Android) The keyboard doesn’t show it either—but tap the 123 key, then the #+= or {\<} key. The √ symbol is often hiding there, waiting for a math emergency. 4. In Word Processors (Like Microsoft Word) Type \sqrt and press the spacebar—if you’re in Equation Editor (Insert → Equation). Or click “Equation,” then select √ from the radical menu. 5. Copy-Paste (The Lifesaver) When all else fails, search “square root symbol” online and copy √. It’s unglamorous, but it works.
What Alex discovered is a small secret most keyboards keep: on a standard physical keyboard. where is the square root button on a keyboard
Why? Because traditional keyboards were designed for typing text, not mathematical notation. The symbols we use daily—letters, punctuation, numbers—fit neatly. But special operators like √, π, or ∫ require a different approach. So, how do you type √