Subtract 3/70 from 10/98
10/98 - 3/70 is 29/490.
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,
10/98 = 10 × 5/98 × 5 = 50/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
3/70 = 3 × 7/70 × 7 = 21/490 - Subtract the two like fractions:
50/490 - 21/490 = 50 - 21/490 = 29/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/98-3/70 10/98-6/70 30/98-3/70 10/98-9/70 50/98-3/70 10/98-15/70 70/98-3/70 10/98-21/70