Prime Factorization Terms and Divisibility Rules 2, 5, 10

Front

What is the divisibility rule for 2?

Back

A number is divisible by 2 if it ends with an even digit.

Front

True or false? A number is evenly divisible by another number when there is no remainder.

Back

True

Front

Which of the following numbers is NOT divisible by 2: 450, 35, 1,328, 96?

Back

35

Front

What are the whole numbers you multiply to get another number called?

Back

Factors

Front

What is the divisibility rule for 5?

Back

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

Front

What is the divisibility rule for 10?

Back

A number is divisible by 10 if it ends with a 0.

Front

If a number is divisible by 2, what can we say about its last digit?

Back

The last digit must be even.

Front

What does it mean for a number to be a factor of another number?

Back

A factor is a whole number that can be multiplied by another whole number to get the original number.

Front

Is 126 divisible by 2?

Back

Yes, because it ends with an even digit.

Front

Is 2,345 divisible by 5?

Back

No, because it does not end with a 0 or 5.