Adding Fractions with the Same Denominator

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Show your work for each problem.

1.
What is $\frac{1}{5} + \frac{2}{5}$ ?
1. a) $\frac{3}{5}$
2. b) $\frac{1}{5}$
3. c) $\frac{3}{10}$
4. d) $\frac{2}{5}$
2.
What is $\frac{2}{8} + \frac{4}{8}$ ?
1. a) $\frac{8}{8}$
2. b) $\frac{5}{8}$
3. c) $\frac{3}{4}$
4. d) $\frac{6}{16}$
3.
Calculate $\frac{3}{7} + \frac{2}{7}$ . Write your answer as a fraction (like 2/9).
4.
In simplest form, $\frac{1}{4} + \frac{1}{4} = \frac{1}{\square}$ . What number goes in the box?
5.
Solve $\frac{2}{6} + \frac{3}{6}$ step by step.
6.
A recipe needs $\frac{3}{8}$ cup of flour and $\frac{2}{8}$ cup of sugar. How much total?
1. a) $\frac{6}{8}$ cup
2. b) $\frac{5}{8}$ cup
3. c) $\frac{1}{8}$ cup
4. d) $\frac{5}{16}$ cup
7.
What is $\frac{5}{6} + \frac{4}{6}$ ?
1. a) $1\frac{1}{3}$
2. b) $1\frac{1}{2}$
3. c) $\frac{9}{12}$
4. d) $\frac{2}{3}$
8.
Calculate $\frac{4}{10} + \frac{5}{10}$ . Write your answer as a fraction (like 2/3).
9.
What is $\frac{5}{9} + \frac{7}{9}$ ? Write it as a mixed number in simplest form, like 2 1/4.
10.
Solve $\frac{3}{8} + \frac{5}{8}$ step by step. Give the simplified answer.
11.
Emma ate $\frac{2}{8}$ of a cake. Her brother ate $\frac{3}{8}$ . How much did they eat together?
12.
Calculate $\frac{7}{12} + \frac{8}{12}$ . Write your answer as a mixed number in simplest form, like 2 1/3.
13.
The sum $\frac{5}{16} + \frac{7}{16} + \frac{4}{16}$ is a whole number. Which whole number?
14.
Leo walked $\frac{7}{10}$ km in the morning and $\frac{6}{10}$ km in the afternoon. How far did he walk?
1. a) $1\frac{1}{5}$ km
2. b) $\frac{1}{10}$ km
3. c) $\frac{13}{20}$ km
4. d) $1\frac{3}{10}$ km
15.
Add $\frac{11}{15} + \frac{9}{15}$ and write the result as a mixed number in simplest form.
16.
A water tank is $\frac{3}{20}$ full. Then another $\frac{9}{20}$ of the tank is filled with water. What fraction of the tank is full now, in simplest form?
17.
Add $\frac{2}{9} + \frac{5}{9} + \frac{4}{9}$ . What is the answer as a mixed number (like 2 1/3)?
18.
Maria read $\frac{5}{12}$ of a book on Monday and $\frac{4}{12}$ on Tuesday. What fraction of the book has she read, in simplest form?
1. a) $\frac{2}{3}$
2. b) $\frac{9}{24}$
3. c) $\frac{9}{12}$
4. d) $\frac{3}{4}$