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. Sathya05 December, 2012 10:05

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

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  2. Dawie08 March, 2014 10:59

    Yes that would also be a solution!

    ReplyDelete
  3. Kevin Davidson12 March, 2014 15:34

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

    ReplyDelete
  4. Unknown27 October, 2014 17:56

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

    ReplyDelete
  5. Dawie31 October, 2014 20:54

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

    ReplyDelete
  6. Anonymous05 April, 2015 12:10

    22/7 not pi

    ReplyDelete
  7. Anonymous19 September, 2017 03:27

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

    ReplyDelete
  8. Madhan13 December, 2018 15:13

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

    ReplyDelete
  9. Anonymous06 August, 2020 15:55

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

    ReplyDelete
  10. Unknown18 March, 2022 05:48

    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

    ReplyDelete

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