Calculate your true savings — and see if that "deal" is really worth it.
Formula: After Coupon = Sale Price × (1 − Coupon%) Total with Tax = After Coupon × (1 + Tax%) + Shipping True Savings = Original − Total + Cash Back
Are Cyber Monday Deals Really Worth It?
Studies show that many "deals" use inflated original prices, and impulse buying on items you wouldn't otherwise purchase isn't saving — it's spending. True savings only exist on items you were already planning to buy.