Add 30/9 and 27/63
1st number: 3 3/9, 2nd number: 27/63
30/9 + 27/63 is 79/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 9 × 7 = 63,
30/9 = 30 × 7/9 × 7 = 210/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
27/63 = 27 × 1/63 × 1 = 27/63 - Add the two like fractions:
210/63 + 27/63 = 210 + 27/63 = 237/63 - 237/63 simplified gives 79/21
- So, 30/9 + 27/63 = 79/21
In mixed form: 316/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/9+27/63 30/9+54/63 30/18+27/63 90/9+27/63 30/9+81/63 30/27+27/63 30/45+27/63 30/63+27/63