Finance Calculators

Useful financial & mortgage helpers: percentages, averages, confidence intervals, pricing & tax, probability, discounts, CRM, future GST.

Maths: Step-by-Step Solver

Paste a mathematical expression

Step-by-step

Super Scientific Calculator

Input Result

Percentage Calculator

Part

Whole

Average Calculator

Numbers (comma separated)

Confidence Interval (Mean)

Sample Mean

Std Dev (s)

Sample Size (n)

Confidence %

Sales Tax Calculator

Amount

Tax %

Margin Calculator

Cost

Price

Probability (Binomial)

n (trials)

k (successes)

p (success prob)

Mode

Discount Calculator

Original

Discount %

CRM Calculator

Cost

Impressions

Loan Calculator

Principal

Annual Rate %

Years

Payments / Yr

Show Breakdown

Amortization Schedule

Payment #	Payment Date	Payment Amount	Principal	Interest	Balance

GST Calculator

Amount (ex or inc)

GST %

Mode

ROI Calculator

Initial Cost

Final Value

Break-even Calculator

Fixed Cost

Price / Unit

Variable / Unit

Target Profit

Compound Interest

Principal

Annual Rate %

Years

Compound / Yr

Contribution / Period

Compound Interest Schedule

Period	Beginning Balance	Contribution	Interest Earned	Ending Balance

IRR Calculator

Cash Flows (comma separated, e.g., -1000, 300, 300, 300, 400, 500)

Guess %

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