Free Online Calculator

Average Return Calculator

Find the average and annualized return from yearly returns or from start and end values.

Last updated: Free, no sign-up Private — runs in your browser

Quick answer: average vs annualized return

Returns of 10%, −5%, 20% and 8% have an arithmetic average of 8.25% but an annualized (geometric) return of 7.877% — the figure that matches what your money actually did.

Overview of the Average Return Calculator

An investment's yearly returns rarely match a neat average. The arithmetic average adds the returns and divides by the number of years; the geometric average (compound annual growth rate, CAGR) shows the steady rate that gives the same final result. This calculator gives both and the total return.

The geometric figure is lower than the arithmetic one whenever returns vary, and the gap grows with volatility. Use the second tool for CAGR from a start and end value. For single investments see the ROI Calculator and the Investment Calculator.

How We Calculate

The calculator applies the standard financial formulas step by step.

  1. Enter each year's return as a percentage.
  2. Arithmetic average = sum of returns ÷ number of years.
  3. Growth factor = product of (1 + return) for each year; total return = factor − 1.
  4. Geometric average (CAGR) = factor^(1 ÷ years) − 1.
arithmetic = Σ returns ÷ n
CAGR = (Π(1 + rᵢ))^(1/n) − 1 = (end ÷ start)^(1/n) − 1
Worked example — average return calculator
ItemValue
Number of years4
Arithmetic average8.25%
Geometric average (CAGR)7.877%
Total return35.43%
Growth of ₹1,00,000₹1,35,432.00
Annualized return (CAGR) from start and end values
CaseCAGR
₹1,00,000 grows to ₹1,50,000 in 5 years8.447%
₹1,00,000 grows to ₹2,00,000 in 7 years10.409%
₹1,00,000 grows to ₹2,00,000 in 10 years7.177%
₹1,00,000 grows to ₹5,00,000 in 15 years11.326%
₹1,00,000 falls to ₹80,000 in 3 years-7.168%

Average Return Calculator — Frequently Asked Questions

What is the difference between arithmetic and geometric average return?

The arithmetic average is a simple mean; the geometric average (CAGR) accounts for compounding and reflects your actual growth.

What is CAGR?

Compound annual growth rate: the steady yearly rate that takes a starting value to an ending value over a number of years.

Why is CAGR lower than the average?

Losses hurt more than gains help: a 50% loss needs a 100% gain to recover, so volatility drags the compound return below the simple average.

How do I calculate CAGR from start and end values?

(End ÷ start)^(1 ÷ years) − 1. Doubling in 7 years is about 10.4% a year.

Which should I use to compare investments?

CAGR, because it reflects what the money actually earned over the period.

Can I enter negative returns?

Yes — enter them as negative percentages, but not −100% or lower.

How is the average return calculator calculated?

It uses the standard formula: arithmetic = Σ returns ÷ n The full method and a worked example are shown on this page.

Is this financial advice?

No. The calculator gives estimates for planning and learning. Real offers vary by lender, product and date, so confirm the details with your bank, lender or a qualified adviser before deciding.

Can I use another currency?

Yes. The maths is identical in any currency; only the currency symbol shown in the results differs.

Is my data stored?

No. Everything is calculated in your browser and nothing you enter is uploaded or saved.

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