Lesson 3-1 and 3-2 Review

Front

What is the Greatest Common Factor (GCF)?

Back

The GCF of two or more numbers is the largest number that divides all of them without leaving a remainder.

Front

Find the GCF of 48 and 100.

Back

4

Front

What is the Least Common Multiple (LCM)?

Back

The LCM of two or more numbers is the smallest number that is a multiple of all of them.

Front

Find the LCM of 4 and 12.

Back

12

Front

What does it mean for two trains to arrive simultaneously?

Back

It means both trains arrive at the same time.

Front

Train A arrives every 8 minutes and Train B every 12 minutes. When will they next arrive together after 10:00 am?

Back

10:24 am

Front

What is an exponent?

Back

An exponent indicates how many times a number (the base) is multiplied by itself.

Front

Which expression is equal to 343?

Back

Front

What is a multiple?

Back

A multiple of a number is the product of that number and an integer.

Front

What is a factor?

Back

A factor of a number is an integer that can be multiplied by another integer to produce that number.