Interest Rate Calculator

Calculate simple and complex interest rates

Loan Details

Principal Amount ($)

Interest Rate (% p.a.)

Time Period (Years)

Simple Interest

$40,000

Total Amount

$140,000

Interest %

40.0%

FormulaSI = (P × R × T) / 100

Principal (P)$100,000

Rate (R)8% p.a.

Time (T)5 years

Simple Interest$40,000