Form Not working

Question

I have just made a form using html and javascript to find out the sum of two numbers but it always shows NaN , What can be the problem???
https://code.sololearn.com/WFCOJSc98BBy

Answer 1

You need to remove the quotation marks("") from form.ab.value and form.bc.value

Answer 2

after writing first no and then second and when i click submit NaN is displayed...not the sum

Answer 3

solved......i just removed " " after parseInt ..and it worked...
thnx @Nafis

Answer 4

Yo, cool code