Real-World Examples of Adding Rational Numbers with Like Denominators

📚 Quick Study Guide

• 🔢 Adding rational numbers with the same denominator is straightforward.
• ➕ Keep the denominator the same.
• 📝 Add the numerators together.
• ➗ Simplify the resulting fraction, if possible.
• ✏️ Formula: $\frac{a}{c} + \frac{b}{c} = \frac{a+b}{c}$

➕ Practice Quiz

1. What is $\frac{2}{5} + \frac{1}{5}$?
1. $\frac{3}{10}$
2. $\frac{3}{5}$
3. $\frac{2}{5}$
4. $\frac{1}{5}$
2. Calculate $\frac{4}{7} + \frac{2}{7}$.
1. $\frac{6}{14}$
2. $\frac{2}{7}$
3. $\frac{6}{7}$
4. $\frac{1}{7}$
3. What is the sum of $\frac{3}{8}$ and $\frac{2}{8}$?
1. $\frac{5}{16}$
2. $\frac{1}{4}$
3. $\frac{5}{8}$
4. $\frac{3}{4}$
4. Find the value of $\frac{5}{9} + \frac{1}{9}$.
1. $\frac{6}{18}$
2. $\frac{2}{3}$
3. $\frac{6}{9}$
4. $\frac{5}{9}$
5. What is $\frac{7}{10} + \frac{2}{10}$?
1. $\frac{9}{20}$
2. $\frac{9}{10}$
3. $\frac{5}{10}$
4. $\frac{7}{10}$
6. Solve: $\frac{1}{6} + \frac{4}{6}$.
1. $\frac{5}{12}$
2. $\frac{2}{3}$
3. $\frac{5}{6}$
4. $\frac{1}{2}$
7. Evaluate $\frac{8}{11} + \frac{2}{11}$.
1. $\frac{10}{22}$
2. $\frac{10}{11}$
3. $\frac{6}{11}$
4. $\frac{4}{11}$