Posted by **SHANNEN** on Monday, January 25, 2010 at 10:30pm.

EXPLAIN WHY IT IS NECESSARY TO RENAME 4 1FORTH IF YOU SUBTRACT 3 FOURTH

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**Ms. Sue**, Monday, January 25, 2010 at 11:00pm
It's easier to subtract or add similar fractions, rather than fractions and whole numbers.

4 1/4 - 3/4 = ???

5/4 - 4/3 - 2/4 = 1/2

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**sonu alex antony**, Tuesday, February 12, 2013 at 9:20pm
1/4 is lesser than 3/4 ,so 3/4 can not subtract from 1/4 .

4 1/4 gets renamed to 3 5/4

then 4 1/4 - 3/4 =3 5/4 - 3/4

=3 2/4

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**jhununujujununuj**, Tuesday, March 11, 2014 at 5:45pm
12

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**Katlin Salvador**, Sunday, March 8, 2015 at 3:19pm
What is 737-2 and 821

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