Keairah117272 Keairah117272
  • 18-03-2015
  • Mathematics
contestada

what's the greatest common factor of 21 and 33??

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crosezhang crosezhang
  • 18-03-2015
3 because 3*7 equals 21 and 3*11 equals 33
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nawreendoe nawreendoe
  • 18-03-2015
   21                           33  
1 * 21                      1 * 33
3 * 7                        3 * 11

The Greatest Common Factor is 3.
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