Computer Science
Sport & Fun


Find how digits one through nine can be placed in the cells of this square so that the number formed by the digits of the first row added to the number of the second make the result equal to the number of the last row. Each digit can be used only once.

Type digits in the square cells and press the Submit button.




The idea of this puzzle is from the book '1000 Play Thinks' by Ivan Moscovich. Workman Publishing, New York.

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