Add 10/27 and 42/72
10/27 + 42/72 is 103/108.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 72 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 27 × 8 = 216,
10/27 = 10 × 8/27 × 8 = 80/216 - Likewise, for the 2nd fraction, since 72 × 3 = 216,
42/72 = 42 × 3/72 × 3 = 126/216 - Add the two like fractions:
80/216 + 126/216 = 80 + 126/216 = 206/216 - 206/216 simplified gives 103/108
- So, 10/27 + 42/72 = 103/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/27+42/72 10/27+84/72 10/54+42/72 30/27+42/72 10/81+42/72 50/27+42/72 70/27+42/72