Identify the incorrect solution. Please correct.

1. Sarah ate $\frac{3}{8}$ of a pizza, and her friend Emma ate $\frac{2}{8}.$ How much of the pizza did they eat together?

$\frac{3}{8}+\frac{2}{8}=\frac{5}{8}$

2. A recipe calls for $\frac{2}{3}$ cup of sugar, but Amy only used $\frac{1}{4}$ cup. How much more sugar did she need?

$\frac{2}{3}-\frac{1}{4}=\frac{1}{3}$

3. A car travels $\frac{5}{6}$ of a mile in one minute and $\frac{2}{6}$ of a mile in the next minute. How far does the car travel in total?

$\frac{5}{6}+\frac{2}{6}=\frac{7}{6}=1\frac{1}{6}$

4. A water tank is $\frac{3}{4}$ full. If $\frac{1}{3}$ of the water is drained, how much water remains?

$\frac{3}{4}-\frac{1}{3}=\frac{2}{4}$

5. Lily ran $\frac{2}{5}$ of a marathon in the morning and $\frac{1}{5}$ in the evening. How much of the marathon did she complete?

$\frac{2}{5}+\frac{1}{5}=\frac{3}{5}$

6. A bag contains $\frac{5}{9}$ kg of rice. If $\frac{1}{6}$ kg is removed, how much rice remains?

$\frac{5}{9}-\frac{1}{6}=\frac{4}{9}$

7. John painted $\frac{4}{7}$ of a fence on Monday and $\frac{2}{7}$ on Tuesday. How much of the fence did he paint in total?

$\frac{4}{7}+\frac{2}{7}=\frac{6}{7}$

8. A rope is $\frac{7}{8}$ meters long. If $\frac{1}{4}$ meters is cut off, how much rope remains?

$\frac{7}{8}-\frac{1}{4}=\frac{6}{8}$

9. A cake recipe requires $\frac{3}{4}$ cup of flour, but Mia only used $\frac{1}{4}$ cup. How much more flour does she need?

$\frac{3}{4}-\frac{1}{4}=\frac{2}{4}=\frac{1}{2}$

10. A farmer has $\frac{5}{12}$ acres of land and buys $\frac{1}{3}$ more. How much land does he have in total?

$\frac{5}{12}+\frac{1}{3}=\frac{7}{12}$