Subtract 81/35 from 2/63
1st number: 2/63, 2nd number: 2 11/35
2/63 - 81/35 is -719/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 35 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
2/63 = 2 × 5/63 × 5 = 10/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
81/35 = 81 × 9/35 × 9 = 729/315 - Subtract the two like fractions:
10/315 - 729/315 = 10 - 729/315 = -719/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/63-81/35 2/63-81/70 6/63-81/35 10/63-81/35 14/63-81/35