Subtract 15/10 from 49/28
1st number: 1 21/28, 2nd number: 1 5/10
49/28 - 15/10 is 1/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 10 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
49/28 = 49 × 5/28 × 5 = 245/140 - Likewise, for the 2nd fraction, since 10 × 14 = 140,
15/10 = 15 × 14/10 × 14 = 210/140 - Subtract the two like fractions:
245/140 - 210/140 = 245 - 210/140 = 35/140 - After reducing the fraction, the answer is 1/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/28-15/10 49/28-30/10 49/56-15/10 49/28-15/20 49/28-45/10 49/84-15/10 49/28-15/30 49/28-75/10 49/28-15/50 49/28-15/70