Subtract 45/27 from 45/35
1st number: 1 10/35, 2nd number: 1 18/27
45/35 - 45/27 is -8/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 27 is 945
Next, find the equivalent fraction of both fractional numbers with denominator 945 - For the 1st fraction, since 35 × 27 = 945,
45/35 = 45 × 27/35 × 27 = 1215/945 - Likewise, for the 2nd fraction, since 27 × 35 = 945,
45/27 = 45 × 35/27 × 35 = 1575/945 - Subtract the two like fractions:
1215/945 - 1575/945 = 1215 - 1575/945 = -360/945 - After reducing the fraction, the answer is -8/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/35-45/27 45/35-90/27 45/70-45/27 45/35-45/54 45/35-45/81