15 April 2011

3. Roman and Maths

Easy Medium Hard Extreme



Roman numerals in this puzzle consist of the characters X (=10), V (=5), III (=3) and II (=2). Move only ONE stick to make the statement true. You would need some mathematical background to solve this one!

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The fraction 22/7 is used to approximate Pi or Π. Read more about pi, π or Π here.

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10 comments:

  1. we can even place it on = symbol to make it not equal to ≠

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  2. Yes that would also be a solution!

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  3. Sorry, but PI is NOT = 22/7, only approximately equal.

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  4. I am sorry but pi was never be approximately 22/7.

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  5. Thanks for the comments on pi. The answer was changed to state that it is an approximation.

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  6. move a stick from left to right side, as a base to a power. "one" to power of any number = 1

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  7. How can it be 22/7? there is no plus sign

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  8. move the matchstick under the 2/ and move it over the equals sign to form the not equal to sign. boom

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  9. take one match from center top to make ten into one. place it next to the 2 on the right making it three. 1/3 cancels out 3/1. 10/5=2

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