Add 42/27 and 2/72
1st number: 1 15/27, 2nd number: 2/72
42/27 + 2/72 is 19/12.
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,
42/27 = 42 × 8/27 × 8 = 336/216 - Likewise, for the 2nd fraction, since 72 × 3 = 216,
2/72 = 2 × 3/72 × 3 = 6/216 - Add the two like fractions:
336/216 + 6/216 = 336 + 6/216 = 342/216 - 342/216 simplified gives 19/12
- So, 42/27 + 2/72 = 19/12
In mixed form: 17/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/27+2/72 42/27+4/72 42/54+2/72 42/27+6/72 42/81+2/72 42/27+10/72 42/27+14/72