Subtract 30/98 from 20/5
1st number: 4 0/5, 2nd number: 30/98
20/5 - 30/98 is 181/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 98 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 5 × 98 = 490,
20/5 = 20 × 98/5 × 98 = 1960/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
30/98 = 30 × 5/98 × 5 = 150/490 - Subtract the two like fractions:
1960/490 - 150/490 = 1960 - 150/490 = 1810/490 - After reducing the fraction, the answer is 181/49
- In mixed form: 334/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/5-30/98 20/5-60/98 20/10-30/98 60/5-30/98 20/5-90/98 20/15-30/98 20/25-30/98 20/35-30/98