How to Calculate Investment
Calculate the future value of an investment with initial principal and monthly additions.
The Formula
initialInvestment + monthlyContribution * years * 12The investment formula uses the mathematical relationship: initialInvestment + monthlyContribution * years * 12. Each variable in the formula represents a measurable quantity that affects the final result.
Step-by-Step Method
- 1Identify all input values needed for the investment calculation.
- 2Substitute your known values into the formula: initialInvestment + monthlyContribution * years * 12.
- 3Perform the arithmetic operations in the correct order (PEMDAS/BODMAS).
- 4Check that your result has the correct units and is within a reasonable range.
- 5Verify using the interactive Investment Calculator to confirm your answer.
Related Topics
investmentsavingswealthcompound interestfinance
Use the Interactive Calculator
Skip the manual math — get instant results with our free Investment calculator.