Subtract 45/48 from 25/49
25/49 - 45/48 is -335/784.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 48 is 2352
Next, find the equivalent fraction of both fractional numbers with denominator 2352 - For the 1st fraction, since 49 × 48 = 2352,
25/49 = 25 × 48/49 × 48 = 1200/2352 - Likewise, for the 2nd fraction, since 48 × 49 = 2352,
45/48 = 45 × 49/48 × 49 = 2205/2352 - Subtract the two like fractions:
1200/2352 - 2205/2352 = 1200 - 2205/2352 = -1005/2352 - After reducing the fraction, the answer is -335/784
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/49-45/48 25/49-90/48 25/98-45/48 25/49-45/96 75/49-45/48