Answer:
[tex]\text{ percent= 900\%}[/tex]Step-by-step explanation:
The formula for a percent is represented by the following equation:
[tex]\text{ Total*}\frac{\text{ percent}}{100}=\text{ Equal number to the percent}[/tex]Therefore, to find the percent of 90 to 10:
[tex]\begin{gathered} \text{ percent=}\frac{90*100}{10} \\ \text{ percent=}\frac{9000}{10} \\ \text{ percent= 900\%} \end{gathered}[/tex]