Formatter for Calculations

Hi experts,

am new in using formatters,

i need to get value in percentage Example : 1600,1500 vales are there i need to get percentage value so 1600%1500*100 =106.6%

View.xml

<mvc:View controllerName="Formatter.controller.View1" xmlns:html="http://www.w3.org/1999/xhtml" xmlns:mvc="sap.ui.core.mvc" xmlns="sap.m">

<App>

<pages>

<Page title="{i18n>title}">

<content>

<List headerText="Information" items="{path: '/results'}">

<CustomListItem>

<VBox class="sapUiSmallMarginBegin sapUiSmallMarginTopBottom">

<HBox>

<Label text="Sales"/>

<Text text="{Sales}"/>

</HBox>

<HBox>

<Label text="Goal"/>

<Text text="{goal}"/>

</HBox>

<HBox>

<Label text="Percentage"/>

<!--<Text text="{parts: [{ path: '{Sales'},{ path: '{goal}'] formatter: 'formatter' }"/>-->

</HBox>

</VBox>

</CustomListItem>

</List>

</content>

</Page>

</pages>

</App>

</mvc:View>

formatter.js

sap.ui.define([], function () {

"use strict";

return {

calculation: function (a,b) {

return a*b%100;

},

};

});

controller.js

sap.ui.define([

"sap/ui/core/mvc/Controller",

'sap/ui/model/json/JSONModel',

], function(Controller, JSONModel) {

"use strict";

return Controller.extend("Formatter.controller.View1", {

onInit: function() {

var oModel = new JSONModel(jQuery.sap.getModulePath("Formatter.model", "/madhu.json"));

this.getView().setModel(oModel);

},

});

});

Please help,

Thanks in advance