Home > MC1 > Chapter 7 > Lesson 7.2.3 > Problem 7-70
7-70.
Find the least common multiple and the greatest common factor of the following pairs of numbers. In other words, find the smallest number that is a multiple of both of the numbers in the pair.
and Use the Lesson 7.2.2 Math Notes box to help you with these problems.
LCM is
. GCF is .
and Again, refer to the Math Notes box.
is a prime number, which means its only factors are 1 and itself. and Refer to the Math Notes box.
LCM is
. Can you find the greatest common factor?