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Penta Primes

Stage: 2 Challenge Level: Challenge Level:3 Challenge Level:3 Challenge Level:3

Here are ten cards numbered 0 to 9:

cards numbered 0-9

Using all ten cards, rearrange them to make five prime numbers.

Can you find a way of doing it with five two-digit numbers?

How about using one one-digit number, one three-digit number and three two-digit numbers? ...

This problem is based on an idea from Mathematical Challenges for Able Pupils Key Stages 1 and 2, published by DfES.