Prime Factorization Terms and Divisibility Rules 2, 5, 10 Take 2

Front

What is prime factorization?

Back

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

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

What is the divisibility rule for 2?

Back

A number is divisible by 2 if it ends in 0, 2, 4, 6, or 8.

Front

What is the divisibility rule for 5?

Back

A number is divisible by 5 if it ends in 0 or 5.

Front

What is the divisibility rule for 10?

Back

A number is divisible by 10 if it ends in 0.

Front

Is 25 divisible by 10?

Back

No, 25 is not divisible by 10.

Front

Is 1,000 divisible by 5?

Back

Yes, 1,000 is divisible by 5 because it ends in 0.

Front

Is 36 divisible by 2?

Back

Yes, 36 is divisible by 2 because it ends in 6.

Front

Is 103 divisible by 2?

Back

No, 103 is not divisible by 2 because it ends in 3.

Front

What does it mean if a number is divisible by another number?

Back

It means that when you divide the first number by the second, there is no remainder.