Add 42/56 and 25/27
42/56 + 25/27 is 181/108.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 27 is 1512
Next, find the equivalent fraction of both fractional numbers with denominator 1512 - For the 1st fraction, since 56 × 27 = 1512,
42/56 = 42 × 27/56 × 27 = 1134/1512 - Likewise, for the 2nd fraction, since 27 × 56 = 1512,
25/27 = 25 × 56/27 × 56 = 1400/1512 - Add the two like fractions:
1134/1512 + 1400/1512 = 1134 + 1400/1512 = 2534/1512 - 2534/1512 simplified gives 181/108
- So, 42/56 + 25/27 = 181/108
In mixed form: 173/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/56+25/27 42/56+50/27 42/56+25/54 42/56+75/27 42/56+25/81