Answer:
[tex]\frac{81}{4}[/tex]
Step-by-step explanation:
[tex]20 \frac{25}{100}[/tex]
[tex]20 \frac{1}{4}[/tex]
[tex]20 + \frac{1}{4}[/tex]
[tex]20 * \frac{4}{4} + \frac{1}{4}[/tex]
[tex]\frac{20*4}{4} + \frac{1}{4}[/tex]
[tex]\frac{20 * 4 + 1}{4}[/tex]
[tex]\frac{81}{4}[/tex]
