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October 3, 2021October 3, 2021 Joel HalperinJoel Halperin 0 Comments

Prime Numbers- Activity

http://https://nrich.maths.org/1153

 

Penta Primes

Age 7 to 11
Challenge Level
Here are ten cards numbered 0 to 9:

cards numbered 0-9Using 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? …

Prime Numbers

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