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Topic: understanding subtraction
Replies: 1   Last Post: Mar 1, 2011 12:25 PM

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madhusudhan sanisetty

Posts: 1
From: 40
Registered: 2/23/11
understanding subtraction
Posted: Feb 23, 2011 5:33 PM
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Recently while working on a problem i got the doubt, for subtraction from lower no to the higher nos (97 - 100) you always have to revers the numbers, subtract and put a - sign to it. Or is there any procedural way present for these kind of subtraction.

Thanks in advance.

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