A store is having a sale to celebrate President’s Day. Every item in the store is advertised as 20% off the original price. If an item is marked with a sale price of $140, what was its original price. PLEASE EXPLAIN!!!

To calculate the original price from the discounted price, work backwards from the equation above.

(Discounted price) = (100 percent - discount percent) x (original price)

3.76%

step-by-step explanation:

the mistake in the pattern is that :

b. the decimal point was moved one too many place values each time

the correct pattern could be made by :

b. moving the decimal point to the right the same numbers of place values as the exponents