Add 30/54 and 98/63
1st number: 30/54, 2nd number: 1 35/63
30/54 + 98/63 is 19/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 63 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
30/54 = 30 × 7/54 × 7 = 210/378 - Likewise, for the 2nd fraction, since 63 × 6 = 378,
98/63 = 98 × 6/63 × 6 = 588/378 - Add the two like fractions:
210/378 + 588/378 = 210 + 588/378 = 798/378 - 798/378 simplified gives 19/9
- So, 30/54 + 98/63 = 19/9
In mixed form: 21/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/54+98/63 90/54+98/63