Addition and Subtraction of Standard Form

@alifatic955
Standard Form is a scientist way fo shorten a larger number for convenience. By the end of the lesson, learners should be able to:
I. change ordinary numbers to standard form
II. change standard Form back to ordinary numbers
III. to understand numbers less than one.
IV. add and subtract numbers in standard form
#howtousestandardform,#howtocalculatestandardform,#standardformandscientificnotation.

[PrithwirajSen-njqq]

This video is good, but one bears some error. I commented on that video. Please note