A Curiosity of Figures

A Curiosity of Figures

It may be hard to believe but it is true that

1 x 9 + 2 = 11
12 x 9 + 3 = 111
123 x 9 + 4 = 1111
1234 x 9 + 5 = 11111
12345 x 9 + 6 = 111111
123456 x 9 + 7 = 1111111
1234567 x 9 + 8 = 11111111
12345678 x 9 + 9 = 111111111
123456789 x 9 + 10 = 1111111111

Sheboygan Press (Sheboygan, Wisconsin) Oct 31, 1931

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Tags: 1931, Education, Mathematics

This entry was posted on September 29, 2010 at 5:03 pm and is filed under Education, Oddities. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.

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