Home > Grade 4 > Prime Numbers

Prime Numbers

Directions: Use the digits 1 to 9, at most one time each, to make 5 prime numbers.

Hint

Hint

What numbers should not go in the one’s place?
What are the single digit prime numbers?

Answer

Answer

There are many answers. Here are three possibilities:
5, 23, 41, 89, 67
5, 83, 61, 29, 47
2, 41, 53, 67, 89

Source: Owen Kaplinsky

Print Friendly, PDF & Email

Check Also

Multiplying Differences

Directions: Using the digits 1 to 9, at most one time each, fill in the …

Leave a Reply

Your email address will not be published. Required fields are marked *