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Fractions
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Name _____________________________
Date ___________________
Number Theory
Find the greatest common factor of each set of numbers.

1.   80 and 50

2.   10 and 30

3.   84 and 42

4.   75 and 80

5.   24 and 96

6.   40 and 38

7.   3 and 51

8.   55 and 90

9.   50 and 20

10.   65 and 85

11.   66, 36, and 32

12.   99 and 77

13.   4, 52, and 44

14.   16 and 73

15.   43 and 32

16.   24 and 64

17.   * This is a pre-made sheet.
Use the link at the top of the page for a printable page.
18.   99 and 18

19.   56 and 98

20.   90, 96, and 10

21.   59 and 92

22.   84 and 36

23.   47 and 68

24.   72, 24, and 96

25.   60, 12, and 36

26.   41 and 44

27.   80 and 84

28.   64 and 71

29.   * This is a pre-made sheet.
Use the link at the top of the page for a printable page.
30.   99 and 9

31.   5 and 50

32.   27 and 36

33.   42, 91, and 7

34.   50 and 90

35.   84, 48, and 66

36.   10 and 50

37.   77 and 52

38.   13 and 98

39.   24 and 66

40.   77 and 33

41.   80, 96, and 32

42.   8 and 16

43.   81 and 54

44.   35 and 85

45.   22 and 55


 


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Fractions
Math
Grade 4 Math
Grade 5 Math
Grade 6 Math
Middle School Math