The GCF is 70.
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The greatest common factor of 490 and 816 is 2.
Since 70 is a factor of 490, it is automatically the GCF.
Factor them both. 2 x 5 x 7 x 7 = 490 2 x 2 x 2 x 5 x 7 + 280 Find the factors in common. 2 x 5 x 7 = 70, the HCF
The factors of 35 are:1, 5, 7, 35The factors of 98 are:1, 2, 7, 14, 49, 98The common factors are:1, 7The Greatest Common Factor (GCF) is:7
The factors of 490 are:1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490The factors of 1750 are:1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 875, 1750The common factors are:1, 2, 5, 7, 10, 14, 35, 70The Greatest Common Factor (GCF) is: 70