Two minute math: GCF

Random Science or math Quiz

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

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Score 0/25 Timer 02:00
NumbersGCF
2010, (2)(3)(5)(67)
Atomic number of Helium, Atomic number of Neon
25, 7555
432, 168
Years in a century, Days in a non-leap year
n, n+1
72, 28
64, 4, 32
60, 72
1 googol, 48
24/2, 36/2
87, 58
65, 39
NumbersGCF
242, 363
98, 70
10^6, 5!
6, 999
117, 63
2^3, 3^2
1001, 44
38, 114
84, 27
56, 63, 72
√(900), √(324)
90, 45

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