Scientific Calculator

Instructions on Use

This calculator handles standard arithmetic as well as more complex scientific functions, correctly following the order of operations.

• Click the buttons to build your mathematical expression in the top display area.
• Press the = button or the Enter key to evaluate the expression and see the result in the bottom display area.
• Trigonometric functions like sin, cos, and tan expect the input in degrees.
• log is the base-10 logarithm, and ln is the natural logarithm.
• Use AC or Escape to clear everything, and DEL or Backspace to remove the last character or operator.

Keyboard Support

You can also use your keyboard to operate the calculator directly:

• Number keys 0-9 and operators + - * / . work as expected.
• Parentheses ( and ) are supported.
• Press Enter to calculate the result.
• Use Backspace for the DEL function and Escape for AC.