Subtract 2/45 from 28/5
1st number: 5 3/5, 2nd number: 2/45
28/5 - 2/45 is 50/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
28/5 = 28 × 9/5 × 9 = 252/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
2/45 = 2 × 1/45 × 1 = 2/45 - Subtract the two like fractions:
252/45 - 2/45 = 252 - 2/45 = 250/45 - After reducing the fraction, the answer is 50/9
- In mixed form: 55/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/5-2/45 28/5-4/45 28/10-2/45 28/5-2/90 84/5-2/45 28/5-6/45 28/15-2/45 28/5-10/45 28/25-2/45 28/5-14/45 28/35-2/45