Two road signs on AZ Hwy-77 were found near Winkelman, Arizona, but no math was found in either sign. Math was found, however, after the two signs were merged (or combined).

This road sign was found heading north on AZ Hwy-77 in Winkelman, Arizona.

The road sign says...

+-------------------+ | Jct U.S. 70 36 | | Globe 39 | +-------------------+ the numbers are: 70 36 39 the math is: no math foundThis road sign was found heading south on AZ Hwy-77 in Winkelman, Arizona.

The road sign says...

+-------------------+ | Mammoth 20 | | Jct SR 79 43 | | Tucson 68 | +-------------------+ the numbers are: 20 43 68 79 the math is: no math foundThe merged (or combined) road signs say...

+-------------------+ <-- heading north on AZ Hwy-77 | Jct U.S. 70 36 | | Globe 39 | +-------------------+ +-------------------+ <-- heading south on AZ Hwy-77 | Mammoth 20 | | Jct SR 79 43 | | Tucson 68 | +-------------------+ the numbers are: 70 36 39 20 43 68 79 that math is: sqrt(sqrt(36 - 20))^sqrt(79 - 70) = sqrt(68 - (43 - 39)) observe... evaluation of the left-hand side: 36 - 20 = 16 sqrt(16) = 4 sqrt(4) = 2 79 - 70 = 9 sqrt(9) = 3 2^3 = 8 evaluation of the right-hand side: 43 - 39 = 4 68 - 4 = 64 sqrt(64) = 8

**Creator:** Gerald D. Thurman
[gthurman@gmail.com]

**Created:** 07 March 2007

This work is licensed under a Creative Commons License.