Subtract 98/49 from 7/30
1st number: 7/30, 2nd number: 2 0/49
7/30 - 98/49 is -53/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 49 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 30 × 49 = 1470,
7/30 = 7 × 49/30 × 49 = 343/1470 - Likewise, for the 2nd fraction, since 49 × 30 = 1470,
98/49 = 98 × 30/49 × 30 = 2940/1470 - Subtract the two like fractions:
343/1470 - 2940/1470 = 343 - 2940/1470 = -2597/1470 - After reducing the fraction, the answer is -53/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/30-98/49 7/60-98/49 21/30-98/49 7/90-98/49 35/30-98/49 49/30-98/49