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22-10-2014
Mathematics

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What is the greatest common factor of 84 and 196 and 140

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22-10-2014

[tex]Greatest\ common\ factor\ is\ the\ highest\ number\ by\ witch\ 84\ and\ 196\\and\ 140\ can\ be\ divided\\\\ 84:2\\ 42:2\\ 21:3\\ 7:7 \\\\ 196:2\\98:2\\49:7\\7:7\\\\140:2\\70:2\\35:5\\7:7\\\\GCF=2^2*7=24\\\\Greatest\ common\ factor\ of\ 84\ and\ 196\ and\ 140 is\ equal\ to\ 24. [/tex]

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