[image] Is this possible? A form where the user fills in 1 field (amount you want to withdraw) and the other two fields are automatically filled in (calculated). Please see screenshot. The “service fee” and the “amount you will receive” would both be automatically calculated. Then the user just h…

Hi, Use onInput() function. Following code will help you. $w("#withdraw").onInput( (event) => { let withdrawValue = event.target.value; $w('#servicefee").value = withdrawValue * 0.01; $w(#amountRecieve).value = (withdrawValue - $w('#servicefee").value); } );

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wix-expert-velo-cert September 21, 2021, 3:39pm 4

My pleasure, happy coding

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