Pre-Alg Ch 4 Review

Front

What is a prime number?

Back

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself.

Front

Is 2 the only even prime number?

Back

True

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

What is the GCF of 48x² and 32x³?

Back

16x²

Front

What is the GCF of 42xy² and 28x³y?

Back

14xy

Front

What is a 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

What is the LCM of 42xy² and 28x³y?

Back

84x³y²

Front

How do you find the GCF of two numbers?

Back

List the factors of each number, identify the common factors, and choose the largest one.

Front

How do you find the LCM of two numbers?

Back

List the multiples of each number, identify the common multiples, and choose the smallest one.

Front

If Sara has 16 red flowers and 24 yellow flowers, what is the greatest number of bouquets she can make with the same number of each color?

Back

8