Subtract 72/98 from 5/10
5/10 - 72/98 is -23/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 98 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 10 × 49 = 490,
5/10 = 5 × 49/10 × 49 = 245/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
72/98 = 72 × 5/98 × 5 = 360/490 - Subtract the two like fractions:
245/490 - 360/490 = 245 - 360/490 = -115/490 - After reducing the fraction, the answer is -23/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 5/20-72/98 15/10-72/98 5/30-72/98 25/10-72/98 5/50-72/98 35/10-72/98 5/70-72/98