This question was asked in Step 2 Calculate Sum or Total
Hii sir /mam.
I am a newly here and following you last 1 years.... Here first time i am texting you to just give a feed back of this app..
This is very helpfull and required app for me till now..... Kindly update this time to time it change my life through learning. 

Vaishali Sharma's image
Vaishali Sharma
Jan. 18, 2021, 1:25 p.m.