Basic Calculator
The everyday arithmetic calculator — clean, quick, and at home on mobile.
Inputs
Result
Display
Next useful calculators
Formula
Standard arithmetic order of operations isn't applied — like a pocket calculator, operations evaluate left-to-right.
Example
Type 12 × 4 + 6 = → 54.
Common examples
12 + 8 × 3
Left-to-right pocket-calculator order: 60.
1234 − 567
Quick mental-math check: 667.
200 × 0.075
Sales-tax-style multiplication: 15.
Frequently asked
Does it support keyboard input?
Yes. Use number keys, +, -, *, /, Enter for =, and Backspace for AC.
How is order of operations handled?
Like a classic pocket calculator: left-to-right. For full PEMDAS use the Scientific Calculator.
Where do my numbers go?
Nowhere — every calculation runs in your browser and is never sent to a server.