Financial Calculator
Updated on 22 Oct 2026 · Checked by Aotob
Future value: $264,122.
$10,000 now plus $500 a month at 6% for 20 years grows to $264,122.
Future value
$264,122
Enter any four of the five and pick the one to solve for. Payments are monthly at the end of each month, with monthly compounding.
Show the working
FV = PV × (1 + r)n + PMT × ((1 + r)n − 1) ÷ r
r = 6% ÷ 12, n = 240 months → 264,122
Balance against money put in
Year by year
| Year | Put in | Balance |
|---|---|---|
| 3 | 28,000 | 31,635 |
| 6 | 46,000 | 57,525 |
| 9 | 64,000 | 88,507 |
| 12 | 82,000 | 125,583 |
| 15 | 100,000 | 169,950 |
| 18 | 118,000 | 223,044 |
| 20 | 130,000 | 264,122 |
Questions people ask
What is time value of money?
Money now is worth more than the same money later, because it can earn a return. TVM links present value, payments, rate, time and future value.
How do I solve for the rate or years?
Pick what to solve for, fill in the other four, and the calculator finds the answer by trial and improvement, as a financial calculator does.
Are payments at the start or end?
At the end of each month (an ordinary annuity), compounded monthly.
Updated 22 Oct 2026Source: National averages and published fee tables, checked October 2026Checked by AotobMonthly payments and compounding.Report an issue