Subtract 70/49 from 2/63
1st number: 2/63, 2nd number: 1 21/49
2/63 - 70/49 is -88/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 49 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 63 × 7 = 441,
2/63 = 2 × 7/63 × 7 = 14/441 - Likewise, for the 2nd fraction, since 49 × 9 = 441,
70/49 = 70 × 9/49 × 9 = 630/441 - Subtract the two like fractions:
14/441 - 630/441 = 14 - 630/441 = -616/441 - After reducing the fraction, the answer is -88/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/63-70/49 2/63-70/98 6/63-70/49 10/63-70/49 14/63-70/49