Subtract 9/8 from 72/35
1st number: 2 2/35, 2nd number: 1 1/8
72/35 - 9/8 is 261/280.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 8 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 35 × 8 = 280,
72/35 = 72 × 8/35 × 8 = 576/280 - Likewise, for the 2nd fraction, since 8 × 35 = 280,
9/8 = 9 × 35/8 × 35 = 315/280 - Subtract the two like fractions:
576/280 - 315/280 = 576 - 315/280 = 261/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/35-18/8 72/70-9/8 72/35-9/16 72/35-27/8 72/35-9/24 72/35-45/8 72/35-9/40 72/35-63/8 72/35-9/56