Subtract 48/81 from 63/60
1st number: 1 3/60, 2nd number: 48/81
63/60 - 48/81 is 247/540.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 81 is 1620
Next, find the equivalent fraction of both fractional numbers with denominator 1620 - For the 1st fraction, since 60 × 27 = 1620,
63/60 = 63 × 27/60 × 27 = 1701/1620 - Likewise, for the 2nd fraction, since 81 × 20 = 1620,
48/81 = 48 × 20/81 × 20 = 960/1620 - Subtract the two like fractions:
1701/1620 - 960/1620 = 1701 - 960/1620 = 741/1620 - After reducing the fraction, the answer is 247/540
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/60-96/81