title: Use Conditional Formatting to Highlight Cells Red or Green if Higher than Previous Cell
body: <p>I need help formatting cells to be highlighted red(if lower) or green(if higher) than the cell above. </p>
  
  <p>For example: 
  450 (neutral-since its the first cell, not sure what color it would be)
  500 (Green)
  300(Red)
  800(Green)
  700(Red)</p>
  
  <p>Thank you</p>
  
  <p>Still having trouble with that formula, it shows "invalid" :(<a href="https://i.stack.imgur.com/bfhG4.png" rel="nofollow noreferrer">my example here</a></p>
  
  <p>I kind of need something like this example (EXCEPT i don't need the yellow if its the same value, it can stay green) <a href="https://i.stack.imgur.com/CM3Yz.png" rel="nofollow noreferrer">example of what I need help with</a></p>