Subtract 16/28 from 16/98
16/98 - 16/28 is -20/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 28 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 98 × 2 = 196,
16/98 = 16 × 2/98 × 2 = 32/196 - Likewise, for the 2nd fraction, since 28 × 7 = 196,
16/28 = 16 × 7/28 × 7 = 112/196 - Subtract the two like fractions:
32/196 - 112/196 = 32 - 112/196 = -80/196 - After reducing the fraction, the answer is -20/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/98-16/28 16/98-32/28 16/98-16/56 48/98-16/28 16/98-48/28 16/98-16/84 80/98-16/28 16/98-80/28