Calculated result is incorrect

after adding the all option values the final calculation is inappropriate settled as per the template used, is there any way out where calculation will happen the way we want. Please share any video to help as demo...

You can use the form calculation widget for an easier way to get the overall score obtained, here is the guide: How-to-Perform-Form-Calculation-Using-a-Widget

Please give it a try and let us know how it goes.