Subtract 49/54 from 42/10
1st number: 4 2/10, 2nd number: 49/54
42/10 - 49/54 is 889/270.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 10 × 27 = 270,
42/10 = 42 × 27/10 × 27 = 1134/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
49/54 = 49 × 5/54 × 5 = 245/270 - Subtract the two like fractions:
1134/270 - 245/270 = 1134 - 245/270 = 889/270 - In mixed form: 379/270
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/10-49/54 42/10-98/54 42/20-49/54 42/30-49/54 42/50-49/54 42/70-49/54