Subtract 35/60 from 28/45
28/45 - 35/60 is 7/180.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
28/45 = 28 × 4/45 × 4 = 112/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
35/60 = 35 × 3/60 × 3 = 105/180 - Subtract the two like fractions:
112/180 - 105/180 = 112 - 105/180 = 7/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/45-35/60 28/45-70/60 28/90-35/60 84/45-35/60