Examples with solutions for Addition of Fractions: Visual display of fractions with like denominators

Exercise #1

Solve the following exercise:

39+19=? \frac{3}{9}+\frac{1}{9}=\text{?}

Video Solution

Step-by-Step Solution

To solve this problem, we'll follow a straightforward approach to adding fractions with like denominators:

Consider the fractions given: 39 \frac{3}{9} and 19 \frac{1}{9} .

  • Step 1: Since both fractions have the same denominator, we add their numerators: 3+1=4 3 + 1 = 4 .
  • Step 2: Keep the denominator the same: 9.
  • Step 3: Resulting in the fraction: 49 \frac{4}{9} .

The computation confirms that the addition of these fractions results in 49 \frac{4}{9} .

Therefore, the correct solution to the problem is 49 \frac{4}{9} , which corresponds to choice 3.

Answer

49 \frac{4}{9}

Exercise #2

Solve the following exercise:

25+35=? \frac{2}{5}+\frac{3}{5}=\text{?}

Video Solution

Step-by-Step Solution

To solve this problem, we will follow these steps:

  • Step 1: Identify the denominators of the fractions. Both 25\frac{2}{5} and 35\frac{3}{5} have the denominator 5.
  • Step 2: When adding fractions with the same denominator, we only need to add the numerators.
  • Step 3: Calculate 25+35=2+35=55\frac{2}{5} + \frac{3}{5} = \frac{2 + 3}{5} = \frac{5}{5}.
  • Step 4: Simplify 55\frac{5}{5}, which equals 1.

Therefore, the solution to the problem is 1.

Answer

1

Exercise #3

Solve the following exercise:

14+14=? \frac{1}{4}+\frac{1}{4}=\text{?}

Video Solution

Step-by-Step Solution

To solve this problem, we'll perform the following steps:

  • Step 1: Identify the numerators and denominators of the given fractions.
  • Step 2: Add the numerators while keeping the same denominator.

Now, let's work through each step:
Step 1: The given fractions are 14 \frac{1}{4} and 14 \frac{1}{4} . Both have a denominator of 4 and a numerator of 1.
Step 2: We will add the numerators: 1+1=2 1 + 1 = 2 , and keep the denominator as 4. This results in 24 \frac{2}{4} .

Therefore, the solution to the problem is 24 \frac{2}{4} . Looking at the choices provided, this matches choice 3: 24 \frac{2}{4} .

Answer

24 \frac{2}{4}

Exercise #4

Solve the following exercise:

16+36=? \frac{1}{6}+\frac{3}{6}=\text{?}

Video Solution

Step-by-Step Solution

To solve this problem, let's add the two fractions: 16+36 \frac{1}{6} + \frac{3}{6} .

Step 1: Confirm the denominators are the same. In this case, both fractions have the denominator of 6.

Step 2: Add the numerators while keeping the common denominator:

  • Numerators: 1+3=4 1 + 3 = 4
  • Denominator: 6

Step 3: Combine the result from Step 2:

16+36=46 \frac{1}{6} + \frac{3}{6} = \frac{4}{6}

Thus, the solution to the problem is 46 \frac{4}{6} .

Answer

46 \frac{4}{6}

Exercise #5

Solve the following exercise:

15+05=? \frac{1}{5}+\frac{0}{5}=\text{?}

Video Solution

Step-by-Step Solution

To solve the problem 15+05 \frac{1}{5} + \frac{0}{5} , we will follow these steps:

  • Step 1: Observe that both fractions have the same denominator which is 5.
  • Step 2: Add the numerators: 1+0=1 1 + 0 = 1 .
  • Step 3: Keep the denominator unchanged, which is 5.

Now, performing these steps:
- Since the denominators are the same, we simply add the numerators: 1+0=1 1 + 0 = 1 .
- Therefore, the resulting fraction is 15 \frac{1}{5} .

Hence, the answer to the problem is 15 \frac{1}{5} .

Answer

15 \frac{1}{5}

Exercise #6

Solve the following exercise:

37+17=? \frac{3}{7}+\frac{1}{7}=\text{?}

Video Solution

Step-by-Step Solution

To solve this problem of adding fractions with like denominators, we will follow these steps:

  • Step 1: Identify and confirm that the denominators of both fractions are the same. Here, both fractions have the denominator 77.
  • Step 2: Add the numerators of both fractions: 3+1=43 + 1 = 4.
  • Step 3: Keep the common denominator, which is 77.
  • Step 4: Write the resultant fraction as 47 \frac{4}{7} .

Therefore, the sum of 37 \frac{3}{7} and 17 \frac{1}{7} is 47 \frac{4}{7} .

Answer

47 \frac{4}{7}

Exercise #7

Solve the following exercise:

15+15=? \frac{1}{5}+\frac{1}{5}=\text{?}

Video Solution

Step-by-Step Solution

To solve this problem, we'll add two fractions with a common denominator:

  • Step 1: Identify the numerators and the common denominator of the fractions.
  • Step 2: Add the numerators, keeping the denominator unchanged.

Let's do this for our given fractions:

We have the fractions 15 \frac{1}{5} and 15 \frac{1}{5} . Both have the same denominator, which is 5.
Step 1: The numerators are 1 and 1, and the common denominator is 5.

Step 2: Add the numerators while keeping the denominator same:
15+15=1+15=25\frac{1}{5} + \frac{1}{5} = \frac{1 + 1}{5} = \frac{2}{5}.

Thus, the solution to the problem is 25 \frac{2}{5} .

Answer

25 \frac{2}{5}

Exercise #8

Solve the following exercise:

16+16=? \frac{1}{6}+\frac{1}{6}=\text{?}

Video Solution

Step-by-Step Solution

To solve this problem, let's add the fractions 16 \frac{1}{6} and 16 \frac{1}{6} .

  • Step 1: Confirm that the denominators are the same, which they are. Both fractions have a denominator of 6.
  • Step 2: Add the numerators together: 1+1=21 + 1 = 2.
  • Step 3: Write the result as a fraction over the common denominator: 26\frac{2}{6}.

Thus, the sum of 16+16 \frac{1}{6} + \frac{1}{6} is 26 \frac{2}{6} .

Therefore, the correct answer is choice 3: 26 \frac{2}{6} .

Answer

26 \frac{2}{6}

Exercise #9

Solve the following exercise:

26+26=? \frac{2}{6}+\frac{2}{6}=\text{?}

Video Solution

Step-by-Step Solution

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

  • Step 1: Confirm that the denominators are the same.
  • Step 2: Add the numerators while keeping the denominator unchanged.
  • Step 3: Write down the result as a new fraction.

Now, let's work through the solution:

Step 1: We observe that both fractions have the same denominator, which is 6.

Step 2: Add the numerators. The numerators are both 2, so 2+2=4 2 + 2 = 4 .

Step 3: Write the sum of the numerators over the common denominator:
46\frac{4}{6}

Thus, the correct answer is 46\frac{4}{6}, which corresponds to choice 4.

Answer

46 \frac{4}{6}

Exercise #10

Solve the following exercise:

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

Video Solution

Step-by-Step Solution

To solve this problem, we need to add the fractions 27\frac{2}{7} and 37\frac{3}{7}. Since both fractions have the same denominator, the process is simple:

  • Step 1: Verify the fractions have a common denominator, which is 7.
  • Step 2: Add the numerators together. Thus, 2+3=52 + 3 = 5.
  • Step 3: Keep the common denominator unchanged.

By adding the numerators 22 and 33, we obtain 55, and the denominator remains 77. Therefore, the resulting fraction is 57\frac{5}{7}.

This matches the given correct answer.

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

Answer

57 \frac{5}{7}

Exercise #11

Solve the following exercise:

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

Video Solution

Step-by-Step Solution

To solve this problem, we need to add the fractions 15 \frac{1}{5} and 45 \frac{4}{5} . Let's follow these steps:

  • Step 1: Ensure the fractions have the same denominator.
    Both fractions, 15 \frac{1}{5} and 45 \frac{4}{5} , already have the same denominator, which is 5.
  • Step 2: Add the numerators while keeping the denominator the same.
    Compute 1+4=5 1 + 4 = 5 . This gives us the new fraction 55 \frac{5}{5} .
  • Step 3: Simplify the fraction if needed.
    The fraction 55 \frac{5}{5} simplifies to 1, since 5 divided by 5 is 1.
  • Step 4: Confirm against the answer choices.
    The simplified result 1 corresponds to choice number 2, which is 1.

Therefore, the solution to the problem is 1.

Answer

1

Exercise #12

Solve the following exercise:

15+35=? \frac{1}{5}+\frac{3}{5}=\text{?}

Video Solution

Step-by-Step Solution

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

  • Step 1: Identify the common denominator.
  • Step 2: Add the numerators and keep the common denominator.

Now, let's work through each step:
Step 1: Both fractions 15 \frac{1}{5} and 35 \frac{3}{5} have the common denominator of 5.
Step 2: Add the numerators: 1+3=4 1 + 3 = 4 .
Thus, we get 45 \frac{4}{5} .

Therefore, the solution to the problem is 45 \frac{4}{5} . This corresponds to choice 4.

Answer

45 \frac{4}{5}

Exercise #13

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}

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

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 #16

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 #17

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 #18

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 #19

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 #20

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}