About the Percentage Split Calculator
Divide an amount by percentage shares, with the remainder handled.
Also known as: split by percentage, proportional split calculator, share allocation, profit split calculator.
How to use this calculator
- Enter amount to split, percentage shares.
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
amount = share ÷ total shares × amount to split
Worked example
Using the values pre-filled in the calculator above:
- Amount to split = 5,000
- Percentage shares: 50, 30, 20
the calculator returns:
- Largest share: 2,500
- Total shares entered: 100 %
- Normalised?: Shares add to 100%
- Amount split: 5,000