Mixed number: 4 [tex]\frac{1}{20}[/tex]
.05 can be written as [tex]\frac{5}{100}[/tex], and when simplified becomes [tex]\frac{1}{20}[/tex]. Add on a four, and we can an answer of 4 [tex]\frac{1}{20}[/tex].
Improper Fraction: [tex]\frac{81}{20}[/tex]
Take the 4 [tex]\frac{1}{20}[/tex] from above
4 * 20 = 80
80 + 1 = 81
[tex]\frac{81}{20}[/tex]
