Subtract 49/48 from 49/45
1st number: 1 4/45, 2nd number: 1 1/48
49/45 - 49/48 is 49/720.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 48 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 45 × 16 = 720,
49/45 = 49 × 16/45 × 16 = 784/720 - Likewise, for the 2nd fraction, since 48 × 15 = 720,
49/48 = 49 × 15/48 × 15 = 735/720 - Subtract the two like fractions:
784/720 - 735/720 = 784 - 735/720 = 49/720
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/45-49/48 49/45-98/48 49/90-49/48 49/45-49/96