Subtract 60/27 from 64/45
1st number: 1 19/45, 2nd number: 2 6/27
64/45 - 60/27 is -4/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 27 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 45 × 3 = 135,
64/45 = 64 × 3/45 × 3 = 192/135 - Likewise, for the 2nd fraction, since 27 × 5 = 135,
60/27 = 60 × 5/27 × 5 = 300/135 - Subtract the two like fractions:
192/135 - 300/135 = 192 - 300/135 = -108/135 - After reducing the fraction, the answer is -4/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/90-60/27 64/45-60/54 64/45-60/81