Subtract 10/70 from 27/98
27/98 - 10/70 is 13/98.
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,
27/98 = 27 × 5/98 × 5 = 135/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
10/70 = 10 × 7/70 × 7 = 70/490 - Subtract the two like fractions:
135/490 - 70/490 = 135 - 70/490 = 65/490 - After reducing the fraction, the answer is 13/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/98-10/70 27/98-20/70 81/98-10/70 27/98-30/70 27/98-50/70