5.1 - Intro to Number Theory assignment

Front

What is a factor pair?

Back

A factor pair consists of two numbers that, when multiplied together, equal a given number.

Front

List the factor pairs of 12.

Back

1 and 12, 2 and 6, 3 and 4.

Front

Which of the following is NOT a factor pair of 12: 3 and 4, 2 and 6, 1 and 12, 3 and 5?

Back

3 and 5.

Front

What does it mean for a number to be divisible by another number?

Back

A number is divisible by another if you can divide them without leaving a remainder.

Front

Is 40,500 divisible by 6? True or False?

Back

True.

Front

What are multiples of a number?

Back

Multiples of a number are the results of multiplying that number by whole numbers.

Front

List the first five multiples of 9.

Back

9, 18, 27, 36, 45.

Front

What is prime factorization?

Back

Prime factorization is expressing a number as the product of its prime factors.

Front

Find the prime factorization of 150.

Back

2 x 3 x 5².

Front

Find the prime factorization of 144.

Back

2⁴ x 3².