Subtract 21/49 from 49/30
1st number: 1 19/30, 2nd number: 21/49
49/30 - 21/49 is 253/210.
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,
49/30 = 49 × 49/30 × 49 = 2401/1470 - Likewise, for the 2nd fraction, since 49 × 30 = 1470,
21/49 = 21 × 30/49 × 30 = 630/1470 - Subtract the two like fractions:
2401/1470 - 630/1470 = 2401 - 630/1470 = 1771/1470 - After reducing the fraction, the answer is 253/210
- In mixed form: 143/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/30-21/49 49/30-42/49 49/60-21/49 49/30-21/98 49/30-63/49 49/90-21/49