Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.
Check
Across: 1. A multiple of a number is obtained by multiplying it by a _________ number 3. if two numbers have mutual factors those are called as ________ factors 5. A number which has no other factor otherthan 1 and itself 6. A greek mathematician who found the method for finding prime and composite number 7. A set of 3 consecutive prime numbers, differing by 2 8. neither a prime nor a composite number
Down: 2. the smallest prime number 3. if a number has one factor other than 1 and itself 4. numbers which are not multiple of 2 are _____ numbers 7. if one composite number is found between two prime numbers they are known as _______ prime