Name _____________________________
Date ___________________
Number Theory
(Answer ID # 0176367)
Find the greatest common factor of each set of numbers.
1.
88 and 66
2.
84 and 72
3.
86 and 84
4.
55 and 15
5.
66 and 26
6.
16 and 8
7.
20 and 75
8.
63 and 14
9.
56 and 92
10.
52 and 28
11.
58 and 32
12.
43 and 99
13.
60 and 80
14.
99, 45, and 81
15.
80, 60, and 65
16.
21 and 52
17.
66 and 51
18.
97 and 98
19.
5, 10, and 15
20.
57, 66, and 69
21.
19 and 29
22.
26 and 28
23.
12 and 24
24.
48 and 80
25.
72, 16, and 40
26.
83 and 14
27.
77 and 13
28.
18, 54, and 81
29.
84 and 60
30.
55 and 22
31.
36 and 30
32.
40 and 30
33.
42 and 84
34.
37 and 24
35.
42 and 33
36.
49, 84, and 35
37.
36 and 78
38.
88, 32, and 24
39.
80 and 5
40.
96 and 32
41.
24, 69, and 51
42.
97 and 44
43.
18 and 69
44.
30 and 51
45.
88 and 77
