Solve the Fraction Subtraction: 3/4 minus 3/8 Step-by-Step

Question

Solve the following exercise:

3438=? \frac{3}{4}-\frac{3}{8}=\text{?}

Video Solution

Solution Steps

00:00 Solve
00:03 Multiply the fraction by 2 to get the common denominator
00:06 Make sure to multiply both numerator and denominator
00:13 Calculate the multiplications
00:17 Subtract using the common denominator
00:23 Calculate the numerator
00:27 And this is the solution to the question

Step-by-Step Solution

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

  • Step 1: Convert 34 \frac{3}{4} into an equivalent fraction with a denominator of 8.
  • Step 2: Subtract the numerators of the equivalent fractions.
  • Step 3: Simplify if necessary.

Now, let's work through each step:

Step 1: Find a common denominator for the fractions 34 \frac{3}{4} and 38 \frac{3}{8} . The least common denominator is 8.

Convert 34 \frac{3}{4} to an equivalent fraction with a denominator of 8:

34=3×24×2=68 \frac{3}{4} = \frac{3 \times 2}{4 \times 2} = \frac{6}{8}

Step 2: Subtract 38 \frac{3}{8} from 68 \frac{6}{8} :

6838=638=38 \frac{6}{8} - \frac{3}{8} = \frac{6 - 3}{8} = \frac{3}{8}

Step 3: There is no need to simplify further as the fraction 38 \frac{3}{8} is already in its simplest form.

Therefore, the solution to the problem is 38\frac{3}{8}.

Answer

38 \frac{3}{8}