1. Subtract $\frac{1}{6}$ from $\frac{2}{3}$. Your final answer should be in simplest form. The result is ___.
2. What is the sum of $\frac{3}{4}$ and $\frac{1}{3}$?
3. A painter used $\frac{1}{2}$ gallon of blue paint and $\frac{1}{5}$ gallon of white paint. In total, how many gallons of paint did the painter use? The total is ___ gallons.
4. When calculating $\frac{7}{8} - \frac{1}{2}$, what is the correct first step in the process?
5. Maria's smoothie recipe calls for $\frac{3}{4}$ cup of yogurt. She only has $\frac{1}{3}$ cup. How much more yogurt does she need? She needs ___ cups more.
6. A painter uses $\frac{1}{3}$ of a can of paint on a wall and $\frac{2}{5}$ of the same can on a door. What fraction of the can of paint did the painter use in total? ___
7. To subtract $\frac{5}{6} - \frac{1}{4}$, what is the least common denominator (LCD) you should use?
8. Calculate the result of the following subtraction: $\frac{7}{8} - \frac{1}{2} = $ ___.
9. A student incorrectly calculates $\frac{3}{4} + \frac{1}{5} = \frac{4}{9}$. What fundamental mistake did the student make?
10. To solve the expression $\frac{4}{5} - \frac{1}{10}$, the fraction $\frac{4}{5}$ must be renamed. What is its new, equivalent form?