Add 27/30 and 98/12
1st number: 27/30, 2nd number: 8 2/12
27/30 + 98/12 is 136/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
27/30 = 27 × 2/30 × 2 = 54/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
98/12 = 98 × 5/12 × 5 = 490/60 - Add the two like fractions:
54/60 + 490/60 = 54 + 490/60 = 544/60 - 544/60 simplified gives 136/15
- So, 27/30 + 98/12 = 136/15
In mixed form: 91/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/30+98/12 27/60+98/12 27/30+98/24 81/30+98/12 27/90+98/12 27/30+98/36 27/30+98/60 27/30+98/84