Here we looked at the ASCII table to find the binary number for plus-or-minus sign. Then we converted that binary
number of 0s and 1s into a decimal number. Finally, we converted that decimal number into HTML code that you can use
on your webpage to display the plus-or-minus sign.
From the ASCII table, we found that the binary number for plus-or-minus sign is as follows: 10110001
When we converted the binary number 10110001 to a decimal number that you may be more
familiar with, we got: 177
Now that we have the ASCII decimal number for plus-or-minus sign, it is easy to convert
it to ASCII HTML. We have displayed the code in green below.
±
You can copy/paste the code in green above into HTML files and it will display as plus-or-minus sign.
We have displayed plus-or-minus sign with the above ASCII HTML code font size 7, 6, 5, 4, and 3 below.
± ±
± ± ±
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