Subtract 54/15 from 35/8
1st number: 4 3/8, 2nd number: 3 9/15
35/8 - 54/15 is 31/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 15 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
35/8 = 35 × 15/8 × 15 = 525/120 - Likewise, for the 2nd fraction, since 15 × 8 = 120,
54/15 = 54 × 8/15 × 8 = 432/120 - Subtract the two like fractions:
525/120 - 432/120 = 525 - 432/120 = 93/120 - After reducing the fraction, the answer is 31/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/8-54/15 35/16-54/15 35/8-54/30 35/24-54/15 35/8-54/45 35/40-54/15 35/8-54/75 35/56-54/15