100% Markup on $15
Selling price, gross profit, gross margin — with full formula and industry context.
Selling Price
$30.00
Gross Profit
$15.00
Gross Margin
50%
$15 × 2 = $30.00
The Formulas
Selling price:
Cost × (1 + Markup/100)
Gross profit:
Price − Cost
Gross margin:
(Profit ÷ Price) × 100
Markup check:
(Price − Cost) ÷ Cost × 100
Step-by-Step
1
Convert to multiplier
1 + 100/100 = 2
2
Multiply by cost
$15 × 2 = $30.00
3
Gross profit
$30.00 − $15 = $15.00
4
Gross margin
$15.00 ÷ $30.00 × 100 = 50%
Industry Assessment: Strong
Typical of branded goods, professional services, or speciality retail.
Real-World Context
Marking up a $15 cost item by 100% gives a $30 selling price — common in retail accessories or café products.
Frequently Asked Questions
What is 100% markup on $15?
A 100% markup on a $15 cost gives a selling price of $30.00, gross profit of $15.00, and a gross margin of 50%%. Formula: $15 × 2 = $30.00.
What is the difference between 100% markup and 100% margin?
100% markup means profit is 100% of the cost ($15). The equivalent gross margin — profit as % of selling price ($30.00) — is 50%%. Markup is always the larger number.
What gross margin does a 100% markup produce?
A 100% markup produces a 50% gross margin. Formula: Margin = Markup ÷ (1 + Markup/100) = 100 ÷ 2 = 50%.
How do I apply a 100% markup in a spreadsheet?
If cost is in A1: =A1*(1+100/100) gives the selling price. For a column: =A1*2 dragged down.
Need a different markup calculation?
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