Add 54/9 and 98/30
1st number: 6 0/9, 2nd number: 3 8/30
54/9 + 98/30 is 139/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
54/9 = 54 × 10/9 × 10 = 540/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
98/30 = 98 × 3/30 × 3 = 294/90 - Add the two like fractions:
540/90 + 294/90 = 540 + 294/90 = 834/90 - 834/90 simplified gives 139/15
- So, 54/9 + 98/30 = 139/15
In mixed form: 94/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/18+98/30 54/9+98/60 54/27+98/30 54/9+98/90 54/45+98/30 54/63+98/30