Plus, minus, and hyphen-minus:<br> -Plus + U+002B +<br>-Minus − U+2212 − or − or −<br>- Hyphen-minus - U+002D -<br>- Font used: DejaVu Sans. SVG version
<a href="//commons.wikimedia.org/wiki/User:GJo" title="User:GJo">GJo</a>
<span class="int-own-work" lang="en">Own work</span>