Subtract 35/28 from 16/45
1st number: 16/45, 2nd number: 1 7/28
16/45 - 35/28 is -161/180.
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,
16/45 = 16 × 28/45 × 28 = 448/1260 - Likewise, for the 2nd fraction, since 28 × 45 = 1260,
35/28 = 35 × 45/28 × 45 = 1575/1260 - Subtract the two like fractions:
448/1260 - 1575/1260 = 448 - 1575/1260 = -1127/1260 - After reducing the fraction, the answer is -161/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/45-35/28 16/45-70/28 16/90-35/28 16/45-35/56 48/45-35/28 16/45-35/84 80/45-35/28