❓ How do you calculate 20% + 10% + 5% off?
Apply each percentage sequentially: $100 × 0.80 = $80; $80 × 0.90 = $72; $72 × 0.95 = $68.40. Your effective overall discount is 31.6%.
Triple Discount Calculator
Calculate three successive stacked promotional discounts step by step.
⚡ INSTANT CALCULATION ENGINE
Discount Calculator
Select a mode below and enter your values.
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⚡ Quick Discount Presets
⚡ Real-time automatic recalculation enabled
FINAL RESULT SUMMARYUSD
Final Payable Price
$80.00
Total Money Saved
$20.00
Effective Discount
20.0% OFF
Formula Applied
Final Price = Original × ∏(1 - Discount%) STEP 1Original Full Price
$100.00STEP 2Discount #1 (20%)
−$20.00$100.00 × 20% = $20.00 savings → Price drops to $80.00
NET PAYABLEFinal Price You Pay
$80.00
Total Saved: $20.00
❓ Frequently Asked Questions
What is a triple discount? ▼
A triple discount applies three sequential percentage reductions to a single price, such as a store sale, clearance mark down, and cardholder promo code.
How do I calculate three discounts in a row? ▼
Calculate the first discount on original price, the second discount on the remaining balance, and the third discount on the second balance. See also our Multiple Discount Calculator for N-tier stacks.
How do I calculate 20%, 10%, and 5% stacked discounts? ▼
On a $100 item: Step 1: $100 × 0.80 = $80. Step 2: $80 × 0.90 = $72. Step 3: $72 × 0.95 = $68.40. Total savings is $31.60.
What is the effective discount of 20% + 10% + 5%? ▼
The total effective discount rate for 20% off + 10% off + 5% off is 31.6% (calculated as 1 − [0.80 × 0.90 × 0.95]).
What is the formula for multiple successive discounts? ▼
Final Price = Original Price × (1 − d1) × (1 − d2) × (1 − d3)... where d values are decimal rates.
What is the difference between successive and combined discounts? ▼
Combined (additive) discounts sum percentages directly (20% + 10% = 30%), whereas successive discounts multiply remaining factors (0.80 × 0.90 = 0.72, or 28% off).