Question

what are the two first common factors of 5 and 8

Answer 1

Step-by-step explanation:

Least common multiple (LCM) of 5 and 8 is 40.

Answer 2

Answer:

• The factors of 8 are 8, 4, 2, 1.
• The factors of 5 are 5, 1.
• The common factors of 8 and 5 are 1, intersecting the two sets above.
• In the intersection factors of 8 ∩ factors of 5 the greatest element is 1.
• Therefore, the greatest common factor of 8 and 5 is 1.