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Join Mandy Math at the Number Cruncher stall for a new puzzle - solve the equation 1 + 2 - 3 = 139 using only one pen stroke. Discover the clever solution to this mathematical challenge!
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Bell ringer #4 Mandy Math has a new puzzle waiting for you at the Number Cruncher stall. “Here’s a fountain pen. Using the least number of strokes of the pen, how is it possible to make the mathematical sum on this piece of paper? 1 + 2 – 3 = 139
Answer • Just one stroke of the pen is necessary. • 142 – 3 = 139