Subtract 30/49 from 2/72
2/72 - 30/49 is -1031/1764.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 49 is 3528
Next, find the equivalent fraction of both fractional numbers with denominator 3528 - For the 1st fraction, since 72 × 49 = 3528,
2/72 = 2 × 49/72 × 49 = 98/3528 - Likewise, for the 2nd fraction, since 49 × 72 = 3528,
30/49 = 30 × 72/49 × 72 = 2160/3528 - Subtract the two like fractions:
98/3528 - 2160/3528 = 98 - 2160/3528 = -2062/3528 - After reducing the fraction, the answer is -1031/1764
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/72-30/49 2/72-60/49 2/72-30/98 6/72-30/49 2/72-90/49 10/72-30/49 14/72-30/49