Add 9/45 and 98/12
1st number: 9/45, 2nd number: 8 2/12
9/45 + 98/12 is 251/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 12 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
9/45 = 9 × 4/45 × 4 = 36/180 - Likewise, for the 2nd fraction, since 12 × 15 = 180,
98/12 = 98 × 15/12 × 15 = 1470/180 - Add the two like fractions:
36/180 + 1470/180 = 36 + 1470/180 = 1506/180 - 1506/180 simplified gives 251/30
- So, 9/45 + 98/12 = 251/30
In mixed form: 811/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/45+98/12 9/90+98/12 9/45+98/24 27/45+98/12 9/45+98/36 9/45+98/60 63/45+98/12 9/45+98/84