Subtract 20/63 from 10/60
10/60 - 20/63 is -19/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 63 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 60 × 21 = 1260,
10/60 = 10 × 21/60 × 21 = 210/1260 - Likewise, for the 2nd fraction, since 63 × 20 = 1260,
20/63 = 20 × 20/63 × 20 = 400/1260 - Subtract the two like fractions:
210/1260 - 400/1260 = 210 - 400/1260 = -190/1260 - After reducing the fraction, the answer is -19/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/60-20/63 10/60-40/63 30/60-20/63 10/60-60/63 50/60-20/63 70/60-20/63