Add 30/63 and 56/54
1st number: 30/63, 2nd number: 1 2/54
30/63 + 56/54 is 286/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 63 × 6 = 378,
30/63 = 30 × 6/63 × 6 = 180/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
56/54 = 56 × 7/54 × 7 = 392/378 - Add the two like fractions:
180/378 + 392/378 = 180 + 392/378 = 572/378 - 572/378 simplified gives 286/189
- So, 30/63 + 56/54 = 286/189
In mixed form: 197/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/63+56/54 90/63+56/54