Clues for Solution Operations Puzzle The solution follows these rules:
• All the digits are even numbers.
• Adding the digits in the top number gives 10.
• The 'ones' digit in the first number is the same as the
'tens' digit in the answer
• The product of the digits in the second number is 4.
• The difference between the digits in the answer is 2.
• Adding the digits in the second number gives 4.
All of these statements are true for
the final, correct solution.