Subtract 54/48 from 8/15
1st number: 8/15, 2nd number: 1 6/48
8/15 - 54/48 is -71/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
8/15 = 8 × 16/15 × 16 = 128/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
54/48 = 54 × 5/48 × 5 = 270/240 - Subtract the two like fractions:
128/240 - 270/240 = 128 - 270/240 = -142/240 - After reducing the fraction, the answer is -71/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/15-54/48 8/30-54/48 8/15-54/96 24/15-54/48 8/45-54/48 40/15-54/48 8/75-54/48 56/15-54/48