Subtract 30/98 from 3/5
3/5 - 30/98 is 72/245.
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,
3/5 = 3 × 98/5 × 98 = 294/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
30/98 = 30 × 5/98 × 5 = 150/490 - Subtract the two like fractions:
294/490 - 150/490 = 294 - 150/490 = 144/490 - After reducing the fraction, the answer is 72/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/5-30/98 3/5-60/98 3/10-30/98 9/5-30/98 3/5-90/98 3/15-30/98 15/5-30/98 3/25-30/98 21/5-30/98 3/35-30/98