To find what is 0.33 as a fraction, we multiply and divide it by 10 to the power of the number of decimal places (in this case, 2). So we have that:
[tex]0.33\cdot\frac{10^2}{10^2}=\frac{0.33\cdot100}{100}=\frac{33}{100}[/tex]Then, to find it as an percent, we multiply it by 100 and add the percentage symbol:
[tex]0.33=0.33\cdot100\text{\%}=33\text{\%}[/tex]