3x3Math brain teasers require computations to solve. Arrange the
digits 1-9 in a 3x3 square using each once only according to the
following rules. Exactly one prime is directly above a prime two
less. Each pair of opposite corners sums to the same square
total and exactly two columns share another square total.
Exactly one prime is directly to the left of a non-prime two
greater. Directly above exactly one square digit is a digit four
greater. Directly to the right of exactly one cubic digit is a
digit one greater See another brain teaser just like this one...
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