Add 72/49 and 12/27
1st number: 1 23/49, 2nd number: 12/27
72/49 + 12/27 is 844/441.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 27 is 1323
Next, find the equivalent fraction of both fractional numbers with denominator 1323 - For the 1st fraction, since 49 × 27 = 1323,
72/49 = 72 × 27/49 × 27 = 1944/1323 - Likewise, for the 2nd fraction, since 27 × 49 = 1323,
12/27 = 12 × 49/27 × 49 = 588/1323 - Add the two like fractions:
1944/1323 + 588/1323 = 1944 + 588/1323 = 2532/1323 - 2532/1323 simplified gives 844/441
- So, 72/49 + 12/27 = 844/441
In mixed form: 1403/441
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/49+24/27 72/98+12/27 72/49+12/54 72/49+36/27 72/49+12/81 72/49+60/27 72/49+84/27