Calculator

Tasks

• Add HTML buttons for all numbers and operators
• Add a listener and output clicked numbers on the page
• Add calculate function that only handles addition
  • Output results on the page when you click = or hit enter
  • Make sure you can use mouse and keyboard items for submitting
• Add subtraction
• Add multiplication
• Add division
• Refactor calculate function to apply order of operations
• build for clear to clear all only
• if more then 10 digits display Error
• display number at current time in Display
• Style the buttons and layout