Subtract 3/10 from 3/98
3/98 - 3/10 is -66/245.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 10 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 98 × 5 = 490,
3/98 = 3 × 5/98 × 5 = 15/490 - Likewise, for the 2nd fraction, since 10 × 49 = 490,
3/10 = 3 × 49/10 × 49 = 147/490 - Subtract the two like fractions:
15/490 - 147/490 = 15 - 147/490 = -132/490 - After reducing the fraction, the answer is -66/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/98-3/10 3/98-6/10 3/98-3/20 9/98-3/10 3/98-9/10 3/98-3/30 15/98-3/10 3/98-15/10 3/98-3/50 21/98-3/10 3/98-21/10 3/98-3/70