Fractions - Cool math Prealgebra Help Lessons - Which Fraction is Greater? Part 2

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Coolmath Prealgebra
Fractions Lesson 9 - Which Fraction is Greater? Part 2 (page 2 of 3)
---- This prealgebra lesson explains how to figure out which fraction is greater.

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Or... you can use the LCM (least common multiple) for your new denominator:

The LCM of 4 and 10 is 20...

Let's make the changes...

So again!

How about this one?

Which is greater: or ?

Let's use as our new denominator (it's the LCM):

89/245 is less than 100/245

So 2/5 is less than 20/49

Continued on the next page

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