Subtract 3/35 from 81/8
1st number: 10 1/8, 2nd number: 3/35
81/8 - 3/35 is 2811/280.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 35 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 8 × 35 = 280,
81/8 = 81 × 35/8 × 35 = 2835/280 - Likewise, for the 2nd fraction, since 35 × 8 = 280,
3/35 = 3 × 8/35 × 8 = 24/280 - Subtract the two like fractions:
2835/280 - 24/280 = 2835 - 24/280 = 2811/280 - In mixed form: 1011/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/8-6/35 81/16-3/35 81/8-3/70 81/8-9/35 81/24-3/35 81/8-15/35 81/40-3/35 81/8-21/35 81/56-3/35