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Fun Numbers for Kids - Cool, Crazy, Weird & AmazingFun Numbers for Kids

Check out our fun numbers for kids and enjoy a range of amazing digits and numerals.

See examples of crazy numbers in action, turning seemingly normal equations into weird math wonders that boggle the mind. Read on to find some cool numbers and equations that are sure to surprise and enjoy all our fun math facts and trivia here at Kids Math games Online.



  • 111111111 x 111111111 = 12345678987654321

  • 12 + 3 - 4 + 5 + 67 + 8 + 9 = 100

  • 1 x 8 + 1 = 9
    12 x 8 + 2 = 98
    123 x 8 + 3 = 987
    1234 x 8 + 4 = 9876
    12345 x 8 + 5 = 98765
    123456 x 8 + 6 = 987654
    1234567 x 8 + 7 = 9876543
    12345678 x 8 + 8 = 98765432
    123456789 x 8 + 9 = 987654321

  • The number 142857 is rather special. When you multiply it the digits found in the answer stay the same, just in a different order. Check it out:

    1 x 142857 = 142857
    2 x 142857 = 285714
    3 x 142857 = 428571
    4 x 142857 = 571428
    5 x 142857 = 714285
    6 x 142857 = 857142

    What happens when you multiply it by 7? You get another rather special number:

    7 x 142857 = 999999

    And it doesn't stop there:

    142 + 857 = 999
    14 + 28 + 57 = 99

    142857 x 142857 = 20408122449
    20408 + 122449 = 142857

    That’s one amazing number!
  • Like our fun numbers? Then check out some big numbers!

 

 

Fun Numbers

 

 

 

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