How to apply for a 30% discount?
To calculate 30 percent off, you need to: Take the pre-sale price. Divide the original price by 100 and multiply it by 30. Subtract this new amount from the original one. One would be as a percentage. Going from $20 to $15 would be 25% off. But you could also represent that same amount as an absolute number, $5 off.In order to take 20% off a price: Take the actual price. Divide the actual price by 100 and multiply it by 20 to calculate the savings.
How to apply for a 20% discount?
In case of a 20% off, the formula will be written as: 20/100= 0. It can also be done by moving the decimal of a given percentage two spaces to the left. After converting, the decimal will be then multiplied by the original price, giving the discount. It can be written as: original product * decimal = discount. Answer and Explanation: 30% off of $20 would be $6. So, if you were purchasing this item, it would cost you $14 ($20 – $6 = $14). To figure this out in your head, first find 10% of 20. It’s easy to work with 10.