Subtract 20/35 from 36/98
36/98 - 20/35 is -10/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 35 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 98 × 5 = 490,
36/98 = 36 × 5/98 × 5 = 180/490 - Likewise, for the 2nd fraction, since 35 × 14 = 490,
20/35 = 20 × 14/35 × 14 = 280/490 - Subtract the two like fractions:
180/490 - 280/490 = 180 - 280/490 = -100/490 - After reducing the fraction, the answer is -10/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/98-20/35 36/98-40/35 36/98-20/70 36/98-60/35