Factors
Multiples
Prime Factorizations
Greatest Common Factors
Least Common Multiples
100

What are the factors of 6?

The factors of 6 are 1, 2, 3, and 6.

100

What is a multiple of 3?

Possible answers: 3, 6, 9, ....

100

What is the prime factorization of 4?

The prime factorization of 4 is 4 = 2 x 2.

100

What is the greatest common factor of 4 and 6?

The greatest common factor of 4 and 6 is 2.

100

What is the least common multiple of 3 and 4?

The least common multiple of 3 and 4 is 12.

200

What are the factors of 12?

The factors of 12 are 1, 2, 3, 4, 6, and 12.

200

What is the multiple of 12 that is larger than 50 and less than 70?

The multiple of 12 that is larger than 50 and less than 70 is 60.

200

What is the prime factorization of 15?

The prime factorization of 15 is 15 = 3 x 5.

200

What is the greatest common factor of 15 and 20?

The greatest common factor of 15 and 20 is 5.

200

What is the least common multiple of 6 and 10?

The least common multiple of 6 and 10 is 30.

300

What are the factors of 18?

The factors of 18 are 1, 2, 3, 6, 9, and 18.

300

What is a multiple of 8 that is divisible by 5?

Possible Answers: 40, 80, 120, etc.

300

What is the prime factorization of 44?

The prime factorization of 44 is 44 = 2 x 2 x 11

300

What is the greatest common factor of 18 and 30?

The greatest common multiple of 18 and 30 is 6.

300

What is the least common multiple of 9 and 15?

The least common multiple of 9 and 15 is 45.

400

What are the factors of 35?

The factors of 35 are 1, 5, 7, and 35.

400

How many multiples of each number are there?

There are infinite multiples of each number.

400

What is the prime factorization of 48?

The prime factorization of 48 is 48 = 2^4 x 3.

400

What is the greatest common factor of 45 and 60?

The greatest common factor of 45 and 60 is 15.

400

What is the least common multiple of 12 and 30?

The least common multiple of 12 and 15 is 60.

500

What are the factors of 60?

The factors of 60 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30 and 60.

500

What is a multiple of 14 that is larger than 40, less than 100, and divisible by 5?

The multiple of 14 that is larger than 40, less than 100, and divisible by 5 is 70

500

What is the prime factorization of 180?

The prime factorization of 180 is 180 = 2 x 2 x 3 x 3 x 5.

500

What is the greatest common factor of 24 and 84?

The greatest common multiple of 24 and 84 is 12.

500

What is the least common multiple of 39 and 65?

The least common multiple of 39 and 65 is 195.

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