Subtract 49/10 from 27/49
1st number: 27/49, 2nd number: 4 9/10
27/49 - 49/10 is -2131/490.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 10 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 49 × 10 = 490,
27/49 = 27 × 10/49 × 10 = 270/490 - Likewise, for the 2nd fraction, since 10 × 49 = 490,
49/10 = 49 × 49/10 × 49 = 2401/490 - Subtract the two like fractions:
270/490 - 2401/490 = 270 - 2401/490 = -2131/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/49-49/10 27/49-98/10 27/98-49/10 27/49-49/20 81/49-49/10 27/49-49/30 27/49-49/50 27/49-49/70