Subtract 27/35 from 54/40
1st number: 1 14/40, 2nd number: 27/35
54/40 - 27/35 is 81/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 35 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
54/40 = 54 × 7/40 × 7 = 378/280 - Likewise, for the 2nd fraction, since 35 × 8 = 280,
27/35 = 27 × 8/35 × 8 = 216/280 - Subtract the two like fractions:
378/280 - 216/280 = 378 - 216/280 = 162/280 - After reducing the fraction, the answer is 81/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/40-54/35 54/80-27/35 54/40-27/70 54/40-81/35