Subtract 2/60 from 30/63
30/63 - 2/60 is 31/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 60 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 63 × 20 = 1260,
30/63 = 30 × 20/63 × 20 = 600/1260 - Likewise, for the 2nd fraction, since 60 × 21 = 1260,
2/60 = 2 × 21/60 × 21 = 42/1260 - Subtract the two like fractions:
600/1260 - 42/1260 = 600 - 42/1260 = 558/1260 - After reducing the fraction, the answer is 31/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/63-2/60 30/63-4/60 90/63-2/60 30/63-6/60 30/63-10/60 30/63-14/60