Listing factors
Find every positive factor of a whole number.
- A factor divides the number exactly.
- Find factors in pairs, starting with 1 and the number itself.
- Stop when the factor pairs begin to repeat.
Example 1
List all the positive factors.
Read both numbers in every pair, then list each factor once in increasing order.
Example 2
List all the positive factors.
Read both numbers in every pair, then list each factor once in increasing order.
Remember
Stop when the factor pairs begin to repeat.
Your turn
List all the positive factors.
Check answer
Read both numbers in every pair, then list each factor once in increasing order.
List all the positive factors.
Check answer
Read both numbers in every pair, then list each factor once in increasing order.
List all the positive factors.
Check answer
Read both numbers in every pair, then list each factor once in increasing order.
List all the positive factors.
Check answer
Read both numbers in every pair, then list each factor once in increasing order.
List all the positive factors.
Check answer
Read both numbers in every pair, then list each factor once in increasing order.
List all the positive factors.
Read both numbers in every pair, then list each factor once in increasing order.
List all the positive factors.
Read both numbers in every pair, then list each factor once in increasing order.
List all the positive factors.
Read both numbers in every pair, then list each factor once in increasing order.
List all the positive factors.
Read both numbers in every pair, then list each factor once in increasing order.
List all the positive factors.
Read both numbers in every pair, then list each factor once in increasing order.