Question

change into positive - he is greater than me

Answer 1

hey mate here is ur ans
this is in comparative degree
we need to make it to positive so we do it as below
I am not as great as he is.
hope it helps you

Answer 2

The sentence is already in positive but here I am changing into a negative sentence.

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I am not as great as he (is)

Or

I am not so great as he (is)

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