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what is the simple interest formula and what does each variable represent. If you want to calculate simple interest over more than 1 year calculate the interest earnings using the principal from the first year multiplied by the interest rate and the total number of years. These unique features make Virtual Nerd a viable alternative to private tutoring.
Simple interest is calculated only on the initial amount principal that you invested. I Simple interest in dollars. Simple Interest P r n where.
Compound interest or interest on interest is calculated with the compound interest formula.
Interest in its most simple form is calculated as a percent of the principal. In this non-linear system users are free to take whatever path through the material best serves their needs. Then A P1 Ni Example 1. Formula to Calculate Simple Interest SI Simple Interest SI is a way of calculating the amount of interest that is to be paid on the principal and is calculated by an easy formula which is by multiplying the principal amount with the rate of interest and the number of periods for which the interest has to be paid.