Jackson-Scott Associates Chessington

Calculators

Quick, free tools for the numbers you need before you pick up the phone to an accountant. Figures run in your browser — nothing you enter is stored or sent anywhere.

VAT Calculator

Add or remove VAT at standard, reduced or zero rates.

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Break-Even Calculator

Work out the sales needed to cover your fixed costs.

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CIS Tax Deduction Calculator

Estimate the deduction and payment for a subcontractor invoice under the Construction Industry Scheme.

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Capital Gains Tax Calculator

Estimate tax on an individual asset disposal after allowable costs, losses and your remaining annual exemption.

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Inheritance Tax Calculator

Estimate tax on a straightforward estate, including an eligible home and any confirmed transferred allowances.

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Payroll Calculator

Estimate annual take-home pay and employer cost for a standard employee in England, Wales or Northern Ireland.

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VAT Flat Rate Calculator

Compare VAT payments under the standard and flat-rate schemes for the same period of standard-rated sales.

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Car & Fuel Benefits Calculator

Estimate company-car and private-fuel benefits using a confirmed benefit-in-kind percentage.

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Fuel Cost Calculator

Work out the petrol or diesel cost of a journey using distance, UK fuel economy and pump price.

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Sole Trader vs Limited Company Calculator

Compare annual take-home from sole trading with a simple single-director company that pays out all remaining profit.

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Gross Profit Calculator

Turn revenue and direct costs into gross profit, gross margin and markup.

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Markup & Gross Margin Converter

Convert a markup on cost to a gross margin on sales, or work back from a target margin.

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Loan & Mortgage Calculator

Estimate repayments and total interest for a loan repaid in equal monthly instalments.

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Savings Calculator

Project a savings balance with an opening deposit and regular monthly contributions.

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Customer Lifetime Value Calculator

Estimate revenue and gross profit from a typical customer over the time they buy from you.

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Make a Profit Calculator

Work out the sales volume needed to cover your fixed costs and reach a chosen profit target.

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Marketing Campaign Profitability Calculator

Estimate campaign revenue, acquisition cost and profit after marketing spend.

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