To add fractions, we must find the common denominator simplifying, expanding, or multiplying the denominators.
Then, you only need to add the numerators to get the result.

Practice Addition of Fractions

Examples with solutions for Addition of Fractions

Exercise #1

24+14= \frac{2}{4}+\frac{1}{4}=

Video Solution

Step-by-Step Solution

To solve this problem, let's follow these steps:

  • Step 1: Identify that both fractions 24\frac{2}{4} and 14\frac{1}{4} have the same denominator.
  • Step 2: Add the numerators together while keeping the denominator the same.
  • Step 3: Simplify the resulting fraction if possible.

Now, let's perform these steps:

Step 1: The denominator for both fractions is 4, so we can proceed with addition.

Step 2: Add the numerators: 2+1=32 + 1 = 3.

Step 3: Place the result over the common denominator: 34\frac{3}{4}.

Therefore, the result of adding 24+14\frac{2}{4} + \frac{1}{4} is 34\frac{3}{4}.

This matches the correct choice, which is 34\frac{3}{4}.

Answer

34 \frac{3}{4}

Exercise #2

14+34= \frac{1}{4}+\frac{3}{4}=

Video Solution

Step-by-Step Solution

To solve the problem of adding the fractions 14 \frac{1}{4} and 34 \frac{3}{4} , we can follow these steps:

  • Step 1: Identify that both fractions share the same denominator of 4.
  • Step 2: Add the numerators directly: 1+3=4 1 + 3 = 4 .
  • Step 3: Retain the common denominator, giving us 44 \frac{4}{4} .
  • Step 4: Simplify the result, 44=1 \frac{4}{4} = 1 .

Therefore, the sum of 14 \frac{1}{4} and 34 \frac{3}{4} is 1 1 .

Answer

1 1

Exercise #3

12+12= \frac{1}{2}+\frac{1}{2}=

Video Solution

Step-by-Step Solution

To solve this problem, we'll follow these steps:

  • Step 1: Verify that both fractions have the same denominator.
  • Step 2: Add the numerators of the two fractions.
  • Step 3: Retain the common denominator.
  • Step 4: Simplify the resulting fraction if needed.

Let's work through each step to add 12+12 \frac{1}{2} + \frac{1}{2} :
Step 1: Both fractions have the same denominator: 2.
Step 2: Add the numerators: 1+1=2 1 + 1 = 2 .
Step 3: The denominator remains the same: 2.
Now the sum is: 22 \frac{2}{2} .
Step 4: Simplify if needed: 22=1 \frac{2}{2} = 1 .

Therefore, the solution to the problem is 1 1 , which corresponds to answer choice 2.

Answer

1 1

Exercise #4

45+15= \frac{4}{5}+\frac{1}{5}=

Video Solution

Step-by-Step Solution

To solve the problem, we'll proceed with the following steps:

  • Step 1: Ensure the fractions have the same denominator.
  • Step 2: Add the numerators while keeping the common denominator.
  • Step 3: Simplify the resulting fraction if needed.

Now, let's execute these steps:

Step 1: Both fractions, 45\frac{4}{5} and 15\frac{1}{5}, have the denominator 5.
Step 2: Add the numerators: 4+1=54 + 1 = 5. Keep the common denominator: 55\frac{5}{5}.
Step 3: Simplify the fraction 55\frac{5}{5}. Since the numerator and denominator are the same, this simplifies to 1.

Therefore, the answer is 11.

Answer

1 1

Exercise #5

25+15= \frac{2}{5}+\frac{1}{5}=

Video Solution

Step-by-Step Solution

To solve the problem of adding the fractions 25 \frac{2}{5} and 15 \frac{1}{5} , we will utilize the fact that these fractions have the same denominator.

Here are the steps we will follow:

  • Step 1: Identify the fractions to be added. We have 25 \frac{2}{5} and 15 \frac{1}{5} .
  • Step 2: Notice that both fractions have the same denominator, which is 5.
  • Step 3: Add the numerators of the fractions while keeping the denominator unchanged.
  • Step 4: The sum of the numerators is 2+1=3 2 + 1 = 3 .
  • Step 5: Therefore, place the sum of the numerators over the common denominator 5, giving us 35 \frac{3}{5} .

Thus, the sum of 25 \frac{2}{5} and 15 \frac{1}{5} is 35 \frac{3}{5} .

Answer

35 \frac{3}{5}

Exercise #6

26+36= \frac{2}{6}+\frac{3}{6}=

Video Solution

Step-by-Step Solution

To solve the problem of adding the fractions 26\frac{2}{6} and 36\frac{3}{6}, follow these steps:

  • Step 1: Observe that the denominators of both fractions are identical, which is 6. This means we can add the fractions by simply adding their numerators.
  • Step 2: Add the numerators: 2+3=52 + 3 = 5.
  • Step 3: Use the common denominator, which remains 6, to write the sum: 56\frac{5}{6}.

Therefore, the sum of 26\frac{2}{6} and 36\frac{3}{6} is 56\frac{5}{6}.

The correct answer to the problem is 56 \frac{5}{6} .

Answer

56 \frac{5}{6}

Exercise #7

26+16= \frac{2}{6}+\frac{1}{6}=

Video Solution

Step-by-Step Solution

To solve the problem of adding the fractions 26+16 \frac{2}{6} + \frac{1}{6} , follow these steps:

  • Step 1: Verify that both fractions have the same denominator.
  • Step 2: Add the numerators of the fractions together, as they share the same denominator.
  • Step 3: Write the result with the common denominator.

Let's work through these steps:

Step 1: Both fractions, 26 \frac{2}{6} and 16 \frac{1}{6} , have the same denominator, 6.

Step 2: Add the numerators: 2+1=3 2 + 1 = 3 .

Step 3: Place the result over the common denominator: 36 \frac{3}{6} .

Therefore, the solution to the problem is 36 \frac{3}{6} . This matches the answer choice: .

Answer

36 \frac{3}{6}

Exercise #8

27+17= \frac{2}{7}+\frac{1}{7}=

Video Solution

Step-by-Step Solution

To solve the problem of adding 27\frac{2}{7} and 17\frac{1}{7}, we will follow these steps:

  • Step 1: Identify the common denominator. Since both fractions have the same denominator, 7, we can proceed to add the numerators directly.
  • Step 2: Add the numerators: 2+12 + 1.
  • Step 3: Keep the common denominator in the result.

Now, let's work through each step:
Step 1: Both fractions, 27\frac{2}{7} and 17\frac{1}{7}, have the denominator 7.
Step 2: Add the numerators: 2+1=32 + 1 = 3.
Step 3: The fraction becomes 37\frac{3}{7} by keeping the common denominator.

Thus, the sum of 27\frac{2}{7} and 17\frac{1}{7} is 37\frac{3}{7}.

Answer

37 \frac{3}{7}

Exercise #9

37+27= \frac{3}{7}+\frac{2}{7}=

Video Solution

Step-by-Step Solution

To solve this problem, we'll follow these steps:

  • Step 1: Identify the fractions and check the denominators.
  • Step 2: Add the numerators since the denominators are the same.
  • Step 3: Reduce the fraction to its simplest form if possible.

Now, let's work through each step:
Step 1: We observe that the fractions are 37\frac{3}{7} and 27\frac{2}{7}, both having the same denominator, 7.
Step 2: Since the denominators are the same, we can directly add the numerators: 3+2=53 + 2 = 5.
Step 3: This results in the fraction 57\frac{5}{7}. As the fraction is already in its simplest form, no further simplification is needed.

Therefore, the solution to the problem is 57 \frac{5}{7} .

Answer

57 \frac{5}{7}

Exercise #10

18+68= \frac{1}{8}+\frac{6}{8}=

Video Solution

Step-by-Step Solution

To solve this problem, we'll follow these steps:

  • Step 1: Identify that both fractions have the same denominator.
  • Step 2: Add the numerators of the two fractions.
  • Step 3: Keep the common denominator unchanged.
  • Step 4: Express the result as a simplified fraction if necessary.

Now, let's work through each step:
Step 1: Both fractions are 18\frac{1}{8} and 68\frac{6}{8}, with a common denominator of 8.
Step 2: Add the numerators: 1+6=71 + 6 = 7.
Step 3: Use the common denominator to create the sum: 78\frac{7}{8}.
Step 4: The fraction 78\frac{7}{8} is already in its simplest form, as 7 and 8 have no common factors other than 1.

Therefore, the solution to the problem is 78 \frac{7}{8} .

Answer

78 \frac{7}{8}

Exercise #11

38+48= \frac{3}{8}+\frac{4}{8}=

Video Solution

Step-by-Step Solution

To solve this problem, we need to add the two fractions with the same denominator.

  • Step 1: Identify the fractions: 38\frac{3}{8} and 48\frac{4}{8}.
  • Step 2: Add the numerators since they have the same denominator: 3+43 + 4.
  • Step 3: The result of the addition is 78\frac{7}{8}.
  • Step 4: There's no need to simplify further, as 78\frac{7}{8} is already in its simplest form.

Therefore, the solution to the problem is 78\frac{7}{8}.

Answer

78 \frac{7}{8}

Exercise #12

58+18= \frac{5}{8}+\frac{1}{8}=

Video Solution

Step-by-Step Solution

To solve the problem of 58+18 \frac{5}{8} + \frac{1}{8} , follow these steps:

  • Step 1: Identify that both fractions have the same denominator: 8.
  • Step 2: Since the denominators are the same, add the numerators to get a new numerator: 5+1=6 5 + 1 = 6 .
  • Step 3: The resulting fraction is 68 \frac{6}{8} .
  • Step 4: Simplify the fraction if needed; 68 \frac{6}{8} simplifies to 34 \frac{3}{4} , which is a reduced form.

Therefore, the solution for the fraction addition 58+18 \frac{5}{8} + \frac{1}{8} is 68 \frac{6}{8} , which simplifies to 34 \frac{3}{4} , but considering the choices given, the answer choice corresponds to 68 \frac{6}{8} , which is choice 3.

Answer

68 \frac{6}{8}

Exercise #13

59+49= \frac{5}{9}+\frac{4}{9}=

Video Solution

Step-by-Step Solution

To solve this problem, we will follow these steps:

  • Step 1: Identify that both fractions have the same denominator.
  • Step 2: Use the formula for adding fractions with like denominators.
  • Step 3: Calculate the sum of the numerators and keep the denominator unchanged.

Now, let’s work through each step:
Step 1: We observe that the fractions 59 \frac{5}{9} and 49 \frac{4}{9} both have the denominator of 9.
Step 2: We'll apply the formula for adding fractions: ac+bc=a+bc \frac{a}{c} + \frac{b}{c} = \frac{a+b}{c} .
Step 3: Add the numerators 5 and 4 while keeping the denominator as 9:
59+49=5+49=99=1 \frac{5}{9} + \frac{4}{9} = \frac{5 + 4}{9} = \frac{9}{9} = 1 .

Therefore, the solution to the problem is 1 1 .

Answer

1 1

Exercise #14

29+39= \frac{2}{9}+\frac{3}{9}=

Video Solution

Step-by-Step Solution

To solve the given problem, follow these steps:

  • Step 1: Verify that both fractions have the same denominator.
    In this case, 29\frac{2}{9} and 39\frac{3}{9} both have a denominator of 9.
  • Step 2: Add the numerators of the fractions.
    This results in 2+3=52 + 3 = 5.
  • Step 3: Keep the denominator the same.
    Thus, the sum is 59\frac{5}{9}.

Therefore, the solution to the problem is 59 \frac{5}{9} .

Answer

59 \frac{5}{9}

Exercise #15

19+29= \frac{1}{9}+\frac{2}{9}=

Video Solution

Step-by-Step Solution

To solve the problem of adding the fractions 19 \frac{1}{9} and 29 \frac{2}{9} , we proceed with the following steps:

  • Step 1: Verify that the fractions have the same denominator.
    Both fractions, 19 \frac{1}{9} and 29 \frac{2}{9} , have a common denominator of 9.
  • Step 2: Add the numerators.
    The numerators are 1 and 2, respectively. So, 1+2=3 1 + 2 = 3 .
  • Step 3: Write the result over the common denominator.
    This gives us the fraction 39 \frac{3}{9} .
  • Step 4: Simplify the fraction if possible.
    The fraction 39 \frac{3}{9} can be simplified by dividing the numerator and the denominator by their greatest common divisor, which is 3: 39=3÷39÷3=13 \frac{3}{9} = \frac{3 \div 3}{9 \div 3} = \frac{1}{3}

Therefore, the solution to the problem is 13 \frac{1}{3} .

Answer

13 \frac{1}{3}