Examples with solutions for Subtraction of Fractions: Finding a Common Denominator by Multiplying the Denominators

Exercise #1

Solve the following exercise:

1315=? \frac{1}{3}-\frac{1}{5}=\text{?}

Video Solution

Answer

215 \frac{2}{15}

Exercise #2

Solve the following exercise:

3716=? \frac{3}{7}-\frac{1}{6}=\text{?}

Video Solution

Answer

1142 \frac{11}{42}

Exercise #3

Solve the following exercise:

2413=? \frac{2}{4}-\frac{1}{3}=\text{?}

Video Solution

Answer

16 \frac{1}{6}

Exercise #4

Solve the following exercise:

3512=? \frac{3}{5}-\frac{1}{2}=\text{?}

Video Solution

Answer

110 \frac{1}{10}

Exercise #5

Solve the following exercise:

3514=? \frac{3}{5}-\frac{1}{4}=\text{?}

Video Solution

Answer

720 \frac{7}{20}

Exercise #6

Solve the following exercise:

1227=? \frac{1}{2}-\frac{2}{7}=\text{?}

Video Solution

Answer

314 \frac{3}{14}

Exercise #7

Solve the following exercise:

3813=? \frac{3}{8}-\frac{1}{3}=\text{?}

Video Solution

Answer

124 \frac{1}{24}

Exercise #8

Solve the following exercise:

2526=? \frac{2}{5}-\frac{2}{6}=\text{?}

Video Solution

Answer

115 \frac{1}{15}

Exercise #9

Solve the following exercise:

3713=? \frac{3}{7}-\frac{1}{3}=\text{?}

Video Solution

Answer

221 \frac{2}{21}

Exercise #10

Solve the following exercise:

3439=? \frac{3}{4}-\frac{3}{9}=\text{?}

Video Solution

Answer

512 \frac{5}{12}

Exercise #11

Solve the following exercise:

4513=? \frac{4}{5}-\frac{1}{3}=\text{?}

Video Solution

Answer

715 \frac{7}{15}

Exercise #12

Solve the following exercise:

3513=? \frac{3}{5}-\frac{1}{3}=\text{?}

Video Solution

Answer

415 \frac{4}{15}

Exercise #13

Solve the following exercise:

3436=? \frac{3}{4}-\frac{3}{6}=\text{?}

Video Solution

Answer

14 \frac{1}{4}

Exercise #14

Solve the following exercise:

1219=? \frac{1}{2}-\frac{1}{9}=\text{?}

Video Solution

Answer

718 \frac{7}{18}

Exercise #15

Solve the following exercise:

61013=? \frac{6}{10}-\frac{1}{3}=\text{?}

Video Solution

Answer

415 \frac{4}{15}