Title: Simple calculation?
Last modified: August 30, 2016

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# Simple calculation?

 *  [stone21](https://wordpress.org/support/users/stone21/)
 * (@stone21)
 * [10 years, 9 months ago](https://wordpress.org/support/topic/simple-calculation-1/)
 * Hi
 * I am using the calculation slider which uses the formula –
 *  %loan_amount% * ( ( %rate% / ( 12 * 100 ) ) / ( 1 – pow( ( 1+ ( %rate% / ( 12*
   100 ) ) ) , (-1 * %months% ) ) ) )
 * This gives a compound rate output, but I want a flat rate output.
 * I’ve tried and failed to work out the formula change I need. Help!
 * Thanks
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 * 0 replies
 * 1 participant
 * Last reply from: [stone21](https://wordpress.org/support/users/stone21/)
 * Last activity: [10 years, 9 months ago](https://wordpress.org/support/topic/simple-calculation-1/)
 * Status: not resolved