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# Math Riddle..Game..Brain Teaser! Whatever you call it!

I am a 2 digit prime number between than 40 and 90. My tens place and unit place are both prime numbers. Hint: The difference between the tens place and unit place is not 2. What number am I?

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Best wishes! Lol took me and my hubby a little while but we got it ;)

Asked by Anonymous at 3:20 PM on Dec. 13, 2012 in Just for Fun

• 77 Isn't a prime number anon as it is divisible by 7 and 11. The answer is 73.

Answer by KristiS11384 at 4:08 PM on Dec. 13, 2012

• 77

Answer by Anonymous at 3:49 PM on Dec. 13, 2012

• Math isn't fun lol okay mayb because I suck at it but I'll copy from kristi because I am not smarter than a fith grader :p

Answer by skinnyslokita at 4:36 PM on Dec. 13, 2012

• The answer could also potentially be 71. IF the difference between the units place and tenths place is also a prime number.

Answer by KristiS11384 at 4:38 PM on Dec. 13, 2012

• The answer can't be 71 because 1 is not a prime number though?

Comment by Anonymous (original poster) at 4:42 PM on Dec. 13, 2012

• you're right, it's not....

Answer by KristiS11384 at 4:44 PM on Dec. 13, 2012

• But I'll vote you best answer because 73 is the same answer me and my husband got! :)

Comment by Anonymous (original poster) at 5:20 PM on Dec. 13, 2012