Calculate the due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 100 units (Dollar, Euro, Pound, etc.), from date: Nov 30, 256, to date: Jan 30, 2018, namely for a period of 643,253 days (21,134 Months), with an annual simple flat interest rate of 1% if the commission fee (withdrawal or payment) is 0%.

Principal (initial amount), P = 100


Annual simple interest rate, R = 1%


From date: Nov 30, 256


To date: Jan 30, 2018


Duration, T = 643,253 days (21,134 Months)


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


No. of days in a year, N = 365


I = Simple interest:

I = (P × R × T) ÷ N =


(100 × 1% × 643,253) ÷ 365 =


(100 × 1 × 643,253) ÷ (365 × 100) =


64,325,300 ÷ 36,500 ≈


1,762.33698630137 ≈


1,762.34

B = Amount earned:

B = P + I =


100 + 1,762.33698630137 =


1,862.33698630137 ≈


1,862.34

Signs: % percent, ÷ divide, × multiply, = equal, ≈ 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 100 units (Dollar, Euro, Pound, etc.), from date: Nov 30, 0256, to date: Jan 30, 2018, namely for a period of 643,253 days (21,134 Months), with an annual simple flat interest rate of 1% if the commission fee (withdrawal or payment) is 0%. Sep 24 11:37 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 200 units (Dollar, Euro, Pound, etc.), from date: Jul 05, 2017, to date: Aug 05, 2017, namely for a period of 31 days, with an annual simple flat interest rate of 0.1% if the commission fee (withdrawal or payment) is 378%. Sep 24 11:37 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 100 units (Dollar, Euro, Pound, etc.), from date: Nov 16, 0304, to date: Oct 16, 2018, namely for a period of 625,995 days (20,567 Months), with an annual simple flat interest rate of 10% if the commission fee (withdrawal or payment) is 0%. Sep 24 11:37 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 100 units (Dollar, Euro, Pound, etc.), from date: Nov 16, 0304, to date: Oct 16, 2018, namely for a period of 625,995 days (20,567 Months), with an annual simple flat interest rate of 10% if the commission fee (withdrawal or payment) is 0%. Sep 24 11:37 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 100 units (Dollar, Euro, Pound, etc.), from date: May 23, 0432, to date: Jun 23, 2017, namely for a period of 578,940 days (19,021 Months), with an annual simple flat interest rate of 3% if the commission fee (withdrawal or payment) is 0%. Sep 24 11:37 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 446 units (Dollar, Euro, Pound, etc.), from date: Dec 15, 2010, to date: Jan 15, 2015, namely for a period of 1,492 days (49 Months), with an annual simple flat interest rate of 3.5% if the commission fee (withdrawal or payment) is 0%. Sep 24 11:37 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 8,000 units (Dollar, Euro, Pound, etc.), from date: Feb 23, 2018, to date: Feb 23, 2019, namely for a period of 365 days (12 Months), with an annual simple flat interest rate of 28% if the commission fee (withdrawal or payment) is 0%. Sep 24 11:37 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 2,000 units (Dollar, Euro, Pound, etc.), from date: Nov 09, 2017, to date: Dec 09, 2018, namely for a period of 395 days (13 Months), with an annual simple flat interest rate of 5.5% if the commission fee (withdrawal or payment) is 0%. Sep 24 11:37 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 796 units (Dollar, Euro, Pound, etc.), from date: Feb 07, 2018, to date: Mar 07, 2018, namely for a period of 28 days, with an annual simple flat interest rate of 50% if the commission fee (withdrawal or payment) is 0%. Sep 24 11:36 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 20,000,000 units (Dollar, Euro, Pound, etc.), from date: Jun 05, 0702, to date: Jul 05, 2017, namely for a period of 480,325 days (15,781 Months), with an annual simple flat interest rate of 25% if the commission fee (withdrawal or payment) is 0%. Sep 24 11:36 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 20,000,000 units (Dollar, Euro, Pound, etc.), from date: Jun 05, 0702, to date: Jul 05, 2017, namely for a period of 480,325 days (15,781 Months), with an annual simple flat interest rate of 25% if the commission fee (withdrawal or payment) is 0%. Sep 24 11:36 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 180 units (Dollar, Euro, Pound, etc.), from date: Mar 22, 2017, to date: Apr 22, 2017, namely for a period of 31 days, with an annual simple flat interest rate of 7.82% if the commission fee (withdrawal or payment) is 0%. Sep 24 11:36 UTC (GMT)
Calculate due interest earned by a principal (initial amount of money lent, deposited or borrowed) of 66 units (Dollar, Euro, Pound, etc.), from date: Jan 01, 2017, to date: Jan 01, 2117, namely for a period of 36,524 days (1,200 Months), with an annual simple flat interest rate of 8% if the commission fee (withdrawal or payment) is 0%. Sep 24 11:36 UTC (GMT)
All users calculated simple flat rate interest values