Add 30/49 and 81/56
1st number: 30/49, 2nd number: 1 25/56
30/49 + 81/56 is 807/392.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 56 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 49 × 8 = 392,
30/49 = 30 × 8/49 × 8 = 240/392 - Likewise, for the 2nd fraction, since 56 × 7 = 392,
81/56 = 81 × 7/56 × 7 = 567/392 - Add the two like fractions:
240/392 + 567/392 = 240 + 567/392 = 807/392 - So, 30/49 + 81/56 = 807/392
In mixed form: 223/392
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/49+81/56 30/98+81/56 90/49+81/56