Calculate the due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 4,000 units (Dollar, Euro, Pound, etc.), from date: Apr 23, 2018, to date: May 23, 2018, namely for a period of 30 days, with an annual simple flat interest rate of 2% if the commission fee (withdrawal or payment) is 0%.

Principal (initial amount), P = 4,000


Annual simple interest rate, R = 2%


From date: Apr 23, 2018


To date: May 23, 2018


Duration, T = 30 days


Commission fee (withdrawal or payment), F = 0%


No. of days in a year, N = 365


I = Simple interest:

I = (P × R × T) ÷ N =


(4,000 × 2% × 30) ÷ 365 =


(4,000 × 2 × 30) ÷ (365 × 100) =


240,000 ÷ 36,500 ≈


6.575342465753 ≈


6.58

B = Amount earned:

B = P + I =


4,000 + 6.575342465753 =


4,006.575342465753 ≈


4,006.58

Signs: % percent, ÷ divide, × multiply, ≈ approximately equal;

Writing numbers: comma ',' as thousands separator; point '.' as a decimal mark;

Calculate simple flat rate interest on a principal borrowed, lent

Simple flat rate interest = (Principal × Annual simple flat interest rate × Duration in days) ÷ Number of days in a year

Latest calculated simple flat rate interest values

Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 4,000 units (Dollar, Euro, Pound, etc.), from date: Apr 23, 2018, to date: May 23, 2018, namely for a period of 30 days, with an annual simple flat interest rate of 2% if the commission fee (withdrawal or payment) is 0%. Feb 21 05:52 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 7,000 units (Dollar, Euro, Pound, etc.), from date: May 15, 2018, to date: Aug 15, 2018, namely for a period of 92 days (3 Months), with an annual simple flat interest rate of 2% if the commission fee (withdrawal or payment) is 0%. Feb 21 05:52 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 15,000 units (Dollar, Euro, Pound, etc.), from date: Sep 21, 2018, to date: Sep 21, 2019, namely for a period of 365 days (12 Months), with an annual simple flat interest rate of 3% if the commission fee (withdrawal or payment) is 0%. Feb 21 05:52 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 12,500 units (Dollar, Euro, Pound, etc.), from date: Apr 20, 2017, to date: Dec 20, 2018, namely for a period of 609 days (20 Months), with an annual simple flat interest rate of 10% if the commission fee (withdrawal or payment) is 15,000%. Feb 21 05:52 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 30,000 units (Dollar, Euro, Pound, etc.), from date: Apr 10, 2017, to date: May 10, 2022, namely for a period of 1,856 days (61 Months), with an annual simple flat interest rate of 3% if the commission fee (withdrawal or payment) is 0%. Feb 21 05:52 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 1,000 units (Dollar, Euro, Pound, etc.), from date: Jul 20, 2016, to date: Aug 20, 2018, namely for a period of 761 days (25 Months), with an annual simple flat interest rate of 9.75% if the commission fee (withdrawal or payment) is 0%. Feb 21 05:52 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 6,000 units (Dollar, Euro, Pound, etc.), from date: Oct 12, 2018, to date: Nov 12, 2058, namely for a period of 14,641 days (481 Months), with an annual simple flat interest rate of 6% if the commission fee (withdrawal or payment) is 0%. Feb 21 05:52 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 4,000 units (Dollar, Euro, Pound, etc.), from date: Dec 13, 2018, to date: Jan 13, 2019, namely for a period of 31 days, with an annual simple flat interest rate of 2% if the commission fee (withdrawal or payment) is 0%. Feb 21 05:52 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 4,000 units (Dollar, Euro, Pound, etc.), from date: Nov 10, 2017, to date: Dec 10, 2017, namely for a period of 30 days, with an annual simple flat interest rate of 2% if the commission fee (withdrawal or payment) is 4%. Feb 21 05:52 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 4,000 units (Dollar, Euro, Pound, etc.), from date: Jan 23, 2018, to date: Mar 05, 2018, namely for a period of 41 days (2 Months without 18 Days), with an annual simple flat interest rate of 30% if the commission fee (withdrawal or payment) is 0%. Feb 21 05:52 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 5,000 units (Dollar, Euro, Pound, etc.), from date: Jun 29, 2017, to date: Jul 15, 2017, namely for a period of 16 days, with an annual simple flat interest rate of 3% if the commission fee (withdrawal or payment) is 0%. Feb 21 05:51 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 2,003.45 units (Dollar, Euro, Pound, etc.), from date: Sep 22, 2018, to date: Oct 22, 2018, namely for a period of 30 days, with an annual simple flat interest rate of 0.7% if the commission fee (withdrawal or payment) is 0%. Feb 21 05:51 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 450 units (Dollar, Euro, Pound, etc.), from date: Aug 01, 2008, to date: Aug 30, 2018, namely for a period of 3,681 days (120 Months and 29 Days), with an annual simple flat interest rate of 0.02% if the commission fee (withdrawal or payment) is 0%. Feb 21 05:51 UTC (GMT)
All users calculated simple flat rate interest values