Subtract 25/7 from 2/28
1st number: 2/28, 2nd number: 3 4/7
2/28 - 25/7 is -7/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 7 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 28 × 1 = 28,
2/28 = 2 × 1/28 × 1 = 2/28 - Likewise, for the 2nd fraction, since 7 × 4 = 28,
25/7 = 25 × 4/7 × 4 = 100/28 - Subtract the two like fractions:
2/28 - 100/28 = 2 - 100/28 = -98/28 - After reducing the fraction, the answer is -7/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/28-25/7 2/28-50/7 2/56-25/7 2/28-25/14 6/28-25/7 2/28-75/7 2/84-25/7 2/28-25/21 10/28-25/7 2/28-25/35 14/28-25/7 2/28-25/49