Subtract 45/8 from 25/28
1st number: 25/28, 2nd number: 5 5/8
25/28 - 45/8 is -265/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 28 × 2 = 56,
25/28 = 25 × 2/28 × 2 = 50/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
45/8 = 45 × 7/8 × 7 = 315/56 - Subtract the two like fractions:
50/56 - 315/56 = 50 - 315/56 = -265/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/28-45/8 25/28-90/8 25/56-45/8 25/28-45/16 75/28-45/8 25/84-45/8 25/28-45/24 25/28-45/40 25/28-45/56