online SIMPLE INTEREST calculator - calculate S.I., principal, sum, rate, time, formula.

Select what you want to calculate then enter the values in the respective rows and click find.
Say if you want to calculate SI enter the values for P,R and T.

I want to calculate
Principal or Sum [P]
Rate % per Annum [R]	%
Time [T]
Simple Interest [S.I.]

Formula for finding Simple Interest(SI):
   SI [Interest] = (P×R×T)/100
   P [sum] = (SI×100)/(R×T)
   R [Rate/year] = (SI×100)/(P×T)
   T [Time] = (SI×100)/(P×R)
where S.I. = Simple Interest, P = Principal or Sum of amount, R = % Rate per annum, T = Time Span

Online Simple Interest Calculation. Calculating Simple Interest, Principal, Rate of Interest and Time Period is made easier.

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