Subtract 48/70 from 9/98
9/98 - 48/70 is -291/490.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 70 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 98 × 5 = 490,
9/98 = 9 × 5/98 × 5 = 45/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
48/70 = 48 × 7/70 × 7 = 336/490 - Subtract the two like fractions:
45/490 - 336/490 = 45 - 336/490 = -291/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/98-48/70 9/98-96/70 27/98-48/70 45/98-48/70 63/98-48/70