document.write( "Question 950143: The formula to calculate interest and update balance is $\"A=+P%281%2B%28r%2Fn%29%29%5Ent\"$ .
\n" ); document.write( "A = amount
\n" ); document.write( "P = initial amount
\n" ); document.write( "r = interest rate
\n" ); document.write( "n = times per year
\n" ); document.write( "t = amount of years\r
\n" ); document.write( "\n" ); document.write( "Is $\"A-P\"$ the same as $\"P%28r%2Fn%29%5Ent\"$ ?\r
\n" ); document.write( "\n" ); document.write( "I need just the amount of interest calculated.\r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

Algebra.Com's Answer #854612 by ikleyn(53937) $\"\"$ $\"About$

You can put this solution on YOUR website!
.
\n" ); document.write( "The formula to calculate interest and update balance is $\"A=+P%281%2B%28r%2Fn%29%29%5Ent\"$ .
\n" ); document.write( "A = amount
\n" ); document.write( "P = initial amount
\n" ); document.write( "r = interest rate
\n" ); document.write( "n = times per year
\n" ); document.write( "t = amount of years\r
\n" ); document.write( "\n" ); document.write( "Is $\"A-P\"$ the same as $\"P%28r%2Fn%29%5Ent\"$ ?\r
\n" ); document.write( "\n" ); document.write( "I need just the amount of interest calculated.
\n" ); document.write( "~~~~~~~~~~~~~~~~~~~~~~~~~~~~\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "

\r\n" );
document.write( "In his post, @lwsshar3 answers \"Yes\" to your question.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "This answer \"Yes\" is FATALLY incorrect.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "The correct answer is \"No\".\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "It would be INCORRECT to use the formula  A - P = .\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "To find the interest, you need calculate the future value first using the standard formula\r\n" );
document.write( "\r\n" );
document.write( "    A = \r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "and then (after that) calculate the interest as A - P.\r\n" );
document.write( "

\r
\n" ); document.write( "\n" ); document.write( "Again, the answer in the post by @lwsshar3 is incorrect.
\n" ); document.write( "Ignore it and be aware.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

\n" );