Prime Numbers and Factors
| N | H | S | A | D | S | Z | D | I | T | Z | N | E |
| H | O | V | I | N | I | J | R | S | E | E | H | L |
| P | R | I | M | E | I | V | E | B | W | A | O | B |
| T | M | R | T | O | V | T | I | L | T | E | R | I |
| A | U | R | X | A | A | E | M | S | T | C | O | S |
| I | L | I | E | E | Z | T | Y | I | O | C | T | I |
| N | T | K | R | D | Q | I | S | P | O | R | C | V |
| T | I | G | N | P | N | O | R | M | H | X | A | I |
| E | P | G | U | S | P | I | M | O | E | K | F | D |
| G | L | O | O | M | M | O | A | C | T | W | I | N |
| E | E | F | O | E | N | A | E | M | O | C | D | S |
| R | T | C | U | D | O | R | P | N | E | R | A | G |
| S | E | N | E | H | T | S | O | T | A | R | E | F |
- COMMON
- COMPOSITE
- COPRIME
- DIVISIBLE
- DIVISOR
- ERATOSTHENES
- FACTOR
- FACTORIZATION
- GREATEST
- INTEGER
- MULTIPLE
- PRIME
- PRODUCT
- REMAINDER
- SIEVE
- TWIN
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Prefer to check your work on screen? Open the answer key page.
Primes, composites, and the sieve of ERATOSTHENES show up in this number-theory search. Students exploring factors and multiples will recognize COPRIME, TWIN, and FACTORIZATION as they scan. Play it on screen or print a copy for math class.
Prime Numbers and Factors Word Search Answer Key
Checking a finished sheet, or stuck on the last word? The Prime Numbers and Factors Word Search Answer Key marks all 16 hidden words in the grid and lists the row, column and direction each one starts from. It prints on its own sheet, so you can hand out the puzzle and keep the answers.