Subtract 1/21 from 50/98
50/98 - 1/21 is 68/147.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 21 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 98 × 3 = 294,
50/98 = 50 × 3/98 × 3 = 150/294 - Likewise, for the 2nd fraction, since 21 × 14 = 294,
1/21 = 1 × 14/21 × 14 = 14/294 - Subtract the two like fractions:
150/294 - 14/294 = 150 - 14/294 = 136/294 - After reducing the fraction, the answer is 68/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/98-2/21 50/98-1/42 50/98-3/21 50/98-1/63 50/98-5/21 50/98-7/21