Two minute math: GCF

Random Science or Numbers Quiz

Can you name the greatest common factor for each set of numbers?

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NumbersGCF
98, 70
n, n+1
10^6, 5!
38, 114
Years in a century, Days in a non-leap year
60, 72
56, 63, 72
432, 168
87, 58
2^3, 3^2
117, 63
84, 27
242, 363
NumbersGCF
2010, (2)(3)(5)(67)
√(900), √(324)
6, 999
72, 28
25, 7555
1001, 44
1 googol, 48
64, 4, 32
90, 45
Atomic number of Helium, Atomic number of Neon
24/2, 36/2
65, 39

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Created May 31, 2010ReportNominate
Tags:math, Numbers, common, factor, gcf, greatest, minute, set