ToolNova

Simple Interest Calculator

Calculate interest earned using the simple interest formula.

Total amount

11,500

Principal10,000
Interest earned1,500
Formula: Simple Interest = (Principal × Rate × Time) ÷ 100

How It Works

  1. 1Enter the principal, annual rate and time period.
  2. 2View the interest earned and total amount.

Features

  • Instant results
  • Supports fractional years

Privacy

All calculations happen instantly in your browser. Nothing you enter is ever sent anywhere.