Let's solve each of the fraction addition problems step by step.
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1. $\frac{2}{4} + \frac{2}{4}$
- The denominators are the same (4), so add the numerators:
$$
\frac{2 + 2}{4} = \frac{4}{4}
$$
- Simplify: $\frac{4}{4} = 1$
✔ Answer: $1$
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2. $\frac{1}{3} + \frac{2}{3}$
- Same denominator (3), so add numerators:
$$
\frac{1 + 2}{3} = \frac{3}{3}
$$
- Simplify: $\frac{3}{3} = 1$
✔ Answer: $1$
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3. $\frac{3}{2} + \frac{7}{2}$
- Same denominator (2), so add numerators:
$$
\frac{3 + 7}{2} = \frac{10}{2}
$$
- Simplify: $\frac{10}{2} = 5$
✔ Answer: $5$
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4. $\frac{5}{8} + \frac{7}{8}$
- Same denominator (8), so add numerators:
$$
\frac{5 + 7}{8} = \frac{12}{8}
$$
- Simplify: $\frac{12}{8} = \frac{3}{2}$ (divide numerator and denominator by 4)
- Or as a mixed number: $1\frac{1}{2}$
✔ Answer: $\frac{3}{2}$ or $1\frac{1}{2}$
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5. $\frac{5}{6} + \frac{4}{6}$
- Same denominator (6), so add numerators:
$$
\frac{5 + 4}{6} = \frac{9}{6}
$$
- Simplify: $\frac{9}{6} = \frac{3}{2}$ (divide by 3)
- Or as a mixed number: $1\frac{1}{2}$
✔ Answer: $\frac{3}{2}$ or $1\frac{1}{2}$
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6. $\frac{6}{7} + \frac{5}{7}$
- Same denominator (7), so add numerators:
$$
\frac{6 + 5}{7} = \frac{11}{7}
$$
- Simplify: $\frac{11}{7}$ is already in simplest form.
- As a mixed number: $1\frac{4}{7}$
✔ Answer: $\frac{11}{7}$ or $1\frac{4}{7}$
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✔ Final Answers:
1. $\frac{2}{4} + \frac{2}{4} = \boxed{1}$
2. $\frac{1}{3} + \frac{2}{3} = \boxed{1}$
3. $\frac{3}{2} + \frac{7}{2} = \boxed{5}$
4. $\frac{5}{8} + \frac{7}{8} = \boxed{\frac{3}{2}}$ or $\boxed{1\frac{1}{2}}$
5. $\frac{5}{6} + \frac{4}{6} = \boxed{\frac{3}{2}}$ or $\boxed{1\frac{1}{2}}$
6. $\frac{6}{7} + \frac{5}{7} = \boxed{\frac{11}{7}}$ or $\boxed{1\frac{4}{7}}$
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Tip: When adding fractions with the same denominator, just add the numerators and keep the denominator. Then simplify if needed!
Parent Tip: Review the logic above to help your child master the concept of addition of similar fractions worksheet for grade 2.