4.110 = four and eleven hundredths.
You subtract the % that the sale is and take it away from 100%. You get 75% then take the original price and divide it by .75
The answer is: "123454321"
Hope this helps!
X - 1/2 (if you meant the difference between)
Answer: you got this
Step-by-step explanation: YOU WILL NEVER SUCCEED IF YOU DON’T TRY
search it up if you really need help