Introduction
HaXiYo Online Math Calculator is a free web‑based basic calculator. No registration or login is required. It works directly on browsers for mobile phones and computers. It supports basic four‑arithmetic operations, percentage calculation, plus/minus sign toggle. You can operate by clicking on‑screen buttons or typing with your physical keyboard for fast and accurate calculation results.
Button Reference
表格
| Button | Description |
|---|---|
| AC | Clear all inputs and reset the calculator |
| +/− | Toggle positive / negative sign for numbers |
| % | Percentage calculation |
| ÷ × − + | Division, Multiplication, Subtraction, Addition operators |
| ⌫ | Backspace, delete the last entered character |
| 0‑9 . | Digits and decimal point |
| = | Execute calculation and show final result |
Operation Instructions
Option 1: Click buttons with your mouse
- Open the webpage; the display defaults to 0.
- Tap number and operator buttons to build your math expression.
- Press
=to get your calculation result. - For typing mistakes: press
⌫to erase one character at a time. PressACto fully reset for a new calculation.
Option 2: Physical keyboard shortcuts (Recommended)
You can input directly from your computer keyboard without clicking screen buttons：
- Number keys
0‑9for digits;.for decimal point - Operators:
+Add,-Subtract,*Multiply,/Divide Enterkey: equivalent to=, compute resultEsckey: equivalent toAC, clear everythingBackspacekey: equivalent to⌫, delete last character
Notes
- This is a basic calculator for simple arithmetic only. Advanced scientific math functions are NOT supported.
- 100% free to use. No account signup, no software download needed.
- Compatible with desktop and mobile browsers. On mobile devices, tap buttons on screen with your finger.