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The Odin Project assignment

Make a simple calculator, using JavaScript, HTML, CSS.

• The calculator should evaluate a single pair of numbers at a time.
• Create functions for all of the basic math operators found on simple calculators (add, subtract, multiply, divide).
• Add 'Clear' button.
• Round answers with long decimals (prevent overflow).
• Display an error message if user tries to divide by 0.

Extra credit:

• Decimal button
• Backspace button
• Keyboard support

Personal challenge

• '+/-' button
• Blinking pointer when display is empty
• Neon button (credits)
• Responsive design