Subtract 2/27 from 42/10
1st number: 4 2/10, 2nd number: 2/27
42/10 - 2/27 is 557/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 27 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 27 × 10 = 270,
2/27 = 2 × 10/27 × 10 = 20/270 - Subtract the two like fractions:
1134/270 - 20/270 = 1134 - 20/270 = 1114/270 - After reducing the fraction, the answer is 557/135
- In mixed form: 417/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/10-2/27 42/10-4/27 42/20-2/27 42/10-2/54 42/10-6/27 42/30-2/27 42/10-2/81 42/10-10/27 42/50-2/27 42/10-14/27 42/70-2/27