Prime sequence
What comes next
A simple number sequence puzzle that tests whether you recognize prime numbers.
Quick answer
Answer: 13
The sequence lists prime numbers in order. After 11, the next prime number is 13.
How to use it
1
Look for familiar number families.
2
Notice each number is prime.
3
Continue the prime list.
4
Check that 13 has no smaller factor except 1.
What this trains
Number sense
Pattern recognition
Rule selection
Verification
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