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Puzzle of the Day

These puzzles are also printed in Eight days a week, a booklet published by the Association of Teachers of Mathematics.The Association of Teachers of Mathematics

Draw a triangle. Write one of the numbers from 1 to 6 at each corner and one of the numbers along each side (no repeats). Can you arrange them so each side adds up to 12?

Answer: 4 2 6 1 5 3


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