Subtract 63/27 from 49/30
1st number: 1 19/30, 2nd number: 2 9/27
49/30 - 63/27 is -7/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 27 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 30 × 9 = 270,
49/30 = 49 × 9/30 × 9 = 441/270 - Likewise, for the 2nd fraction, since 27 × 10 = 270,
63/27 = 63 × 10/27 × 10 = 630/270 - Subtract the two like fractions:
441/270 - 630/270 = 441 - 630/270 = -189/270 - After reducing the fraction, the answer is -7/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/30-63/27 49/60-63/27 49/30-63/54 49/90-63/27 49/30-63/81