Subtract 3/63 from 4/49
4/49 - 3/63 is 5/147.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 63 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 49 × 9 = 441,
4/49 = 4 × 9/49 × 9 = 36/441 - Likewise, for the 2nd fraction, since 63 × 7 = 441,
3/63 = 3 × 7/63 × 7 = 21/441 - Subtract the two like fractions:
36/441 - 21/441 = 36 - 21/441 = 15/441 - After reducing the fraction, the answer is 5/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/49-3/63 4/49-6/63 4/98-3/63 12/49-3/63 4/49-9/63 20/49-3/63 4/49-15/63 28/49-3/63 4/49-21/63