Subtract 2/60 from 7/45
7/45 - 2/60 is 11/90.
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,
7/45 = 7 × 4/45 × 4 = 28/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
2/60 = 2 × 3/60 × 3 = 6/180 - Subtract the two like fractions:
28/180 - 6/180 = 28 - 6/180 = 22/180 - After reducing the fraction, the answer is 11/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/45-2/60 7/45-4/60 7/90-2/60 21/45-2/60 7/45-6/60 35/45-2/60 7/45-10/60 49/45-2/60 7/45-14/60