Subtract 2/49 from 30/20
1st number: 1 10/20, 2nd number: 2/49
30/20 - 2/49 is 143/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 49 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 20 × 49 = 980,
30/20 = 30 × 49/20 × 49 = 1470/980 - Likewise, for the 2nd fraction, since 49 × 20 = 980,
2/49 = 2 × 20/49 × 20 = 40/980 - Subtract the two like fractions:
1470/980 - 40/980 = 1470 - 40/980 = 1430/980 - After reducing the fraction, the answer is 143/98
- In mixed form: 145/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/20-2/49 30/20-4/49 30/40-2/49 30/20-2/98 90/20-2/49 30/20-6/49 30/60-2/49 30/20-10/49 30/20-14/49