21/05/2026
Is 20% + 10% Really 30% Off? The Math Retailers Hide
You’ve seen it everywhere:
“50% OFF… plus an EXTRA 20% OFF.”
But why do stores split discounts instead of giving one big discount?
In this video, we break down the simple math behind double discounts and reveal the psychology stores use to make deals feel bigger than they really are.
Once you see it, you’ll never look at sales the same way again.