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# Small Math Tip

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BSchool Forum Moderator
Joined: 02 Oct 2009
Posts: 588

Kudos [?]: 467 [1], given: 412

GMAT 1: 530 Q47 V17
GMAT 2: 710 Q50 V36

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02 May 2010, 01:03
1
KUDOS
To compare two fractions, cross-multiply. The larger product will be on the same side as the larger fraction.

Example:
Given 5/6 vs 6/7
. Cross-multiplying gives 5*7 vs. 6 *6, or 35 vs. 36. Now 36 is larger than 35, so

6/7 is larger than 5/6

Note:Ref-Math bible

Kudos [?]: 467 [1], given: 412

Manager
Joined: 15 Apr 2010
Posts: 189

Kudos [?]: 18 [0], given: 29

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03 May 2010, 12:16
thanks a lot, I had seen this somewhere.. good reminder!

Kudos [?]: 18 [0], given: 29

Manager
Joined: 28 Apr 2010
Posts: 62

Kudos [?]: 4 [0], given: 0

Schools: CBS

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03 May 2010, 15:32
RaviChandra wrote:
To compare two fractions, cross-multiply. The larger product will be on the same side as the larger fraction.

Example:
Given 5/6 vs 6/7
. Cross-multiplying gives 5*7 vs. 6 *6, or 35 vs. 36. Now 36 is larger than 35, so

6/7 is larger than 5/6

Note:Ref-Math bible

Awesome! Nice tip. Thank you!

Kudos [?]: 4 [0], given: 0

Intern
Joined: 24 Feb 2010
Posts: 17

Kudos [?]: 2 [0], given: 16

Location: India
Concentration: Technology, Strategy
Schools: IE Jan"17
GMAT 1: 760 Q51 V43
GPA: 3.44
WE: Research (Computer Software)

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04 May 2010, 23:34

Kudos [?]: 2 [0], given: 16

Re: Small Math Tip   [#permalink] 04 May 2010, 23:34
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