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Find the Greatest Common Factor for the following number pairs:
1. 27 and 45
2. 42 and 48
3. 21 and 33
4. 26 and 39
5. 18 and 24
Find the Least Common Multiple for the following number pairs:
6. 2 and 11
7. 7 and 3
8. 9 and 6
9. 6 and 10
10. Mrs. Smith teaches two dance classes. One class has 16 students while the other has 12 students.
She would like to divide each class into groups. Which shows equal groups into which both
classes could be divided, with no students left over?
