# Road Sign Math

> Follow <a href="https://micro.blog/roadsignmath">@roadsignmath on Micro.blog</a>.

## Recent Posts
- [Tyler found this one driving up I-35W.
$${(90-82) \over 8 } …](https://www.roadsignmath.xyz/2025/09/01/tyler-found-this-one-driving.html): 2025-09-01 — Tyler found this one driving up I-35W.
$${(90-82) \over 8 } \times 1 \times 2 = {6 \over {10 - 7}}$$

- [In Vermont on the way to the airport.
$$ { \left( 25 - 1 …](https://www.roadsignmath.xyz/2025/08/06/in-vermont-on-the-way.html): 2025-08-06 — In Vermont on the way to the airport.
$$ { \left( 25 - 1 \right) \over 8 } = 4 - { 3 \over 3 } $$

- [Strategy here is to cancel a bunch of the numbers out and …](https://www.roadsignmath.xyz/2025/06/19/strategy-here-is-to-cancel.html): 2025-06-19 — Strategy here is to cancel a bunch of the numbers out and your left with a pretty simple winner. Tyler got this one.
$$ \underbrace{\left( …
- [$$ \sqrt { 5 - 1 } = 2 $$
](https://www.roadsignmath.xyz/2023/10/22/153816.html): 2023-10-22 — $$ \sqrt { 5 - 1 } = 2 $$

- [Mason Math](https://www.roadsignmath.xyz/2023/10/22/153704.html): 2023-10-22 — $$ 105 - 5 = 136 - 36 $$

- [Iconium](https://www.roadsignmath.xyz/2023/10/22/125959.html): 2023-10-22 — $$ 7 + 12 = 19 $$

- [$$ 5 + 1 = 6 $$
](https://www.roadsignmath.xyz/2023/10/22/125900.html): 2023-10-22 — $$ 5 + 1 = 6 $$

- [$$ 10 + \sqrt 4 = 12 $$
](https://www.roadsignmath.xyz/2023/10/22/sqrt.html): 2023-10-22 — $$ 10 + \sqrt 4 = 12 $$

- [Genesis (2023)](https://www.roadsignmath.xyz/2023/10/21/genesis.html): 2023-10-21 — All things have a beginning and the quest for mathematically significant road signs starts with this very sign.
$$ 3 \times 33 = 99 $$
This …
- [Fair Play](https://www.roadsignmath.xyz/2023/10/19/sqrt-sqrt.html): 2023-10-19 — $$ \sqrt { 83 - \sqrt 4 } = 6 + 3 $$

- [Fair Grove](https://www.roadsignmath.xyz/2023/10/19/sqrt.html): 2023-10-19 — $$ 11 + \sqrt 4 = 13 $$

- [Saratoga](https://www.roadsignmath.xyz/2021/08/05/saratoga.html): 2021-08-04 — Simple math on the way to Saratoga.
$$ 14 + 10 = 24 $$

- [Greenbush](https://www.roadsignmath.xyz/2021/08/04/greenbush.html): 2021-08-03 — $$ 9 + 11 = 20 $$

- [Wurtsboro](https://www.roadsignmath.xyz/2021/08/02/wurtsboro.html): 2021-08-01 — We found this sign while driving back from visiting the Woodstock site and driving back to Accord, NY.
$$ 12 + 1 = 13 $$

- [Gross Vehicle Weight](https://www.roadsignmath.xyz/2021/07/31/gross-vehicle-weight.html): 2021-07-30 — Some fun math along I-80/I-90.
$$ ( 70 \div ( 90 - 80 ) ) + 13 = 65 - 45 $$

- [Phoenix Math](https://www.roadsignmath.xyz/2021/03/04/phoenix-math.html): 2021-03-04 — Tammy found this amazing Road Sign Math winner on Highway 101 in Phoenix, Arizona! This is the first winning sign found in years to reboot …