Subtract 48/28 from 5/45
1st number: 5/45, 2nd number: 1 20/28
5/45 - 48/28 is -101/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 28 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 45 × 28 = 1260,
5/45 = 5 × 28/45 × 28 = 140/1260 - Likewise, for the 2nd fraction, since 28 × 45 = 1260,
48/28 = 48 × 45/28 × 45 = 2160/1260 - Subtract the two like fractions:
140/1260 - 2160/1260 = 140 - 2160/1260 = -2020/1260 - After reducing the fraction, the answer is -101/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/45-48/28 5/45-96/28 5/90-48/28 5/45-48/56 15/45-48/28 5/45-48/84 25/45-48/28 35/45-48/28