Subtract 2/35 from 28/63
28/63 - 2/35 is 122/315.
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,
28/63 = 28 × 5/63 × 5 = 140/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
2/35 = 2 × 9/35 × 9 = 18/315 - Subtract the two like fractions:
140/315 - 18/315 = 140 - 18/315 = 122/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/63-2/35 28/63-4/35 28/63-2/70 84/63-2/35 28/63-6/35 28/63-10/35 28/63-14/35