Add 98/12 and 2/45
1st number: 8 2/12, 2nd number: 2/45
98/12 + 2/45 is 739/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 12 × 15 = 180,
98/12 = 98 × 15/12 × 15 = 1470/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
2/45 = 2 × 4/45 × 4 = 8/180 - Add the two like fractions:
1470/180 + 8/180 = 1470 + 8/180 = 1478/180 - 1478/180 simplified gives 739/90
- So, 98/12 + 2/45 = 739/90
In mixed form: 819/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/12+4/45 98/24+2/45 98/12+2/90 98/12+6/45 98/36+2/45 98/12+10/45 98/60+2/45 98/12+14/45 98/84+2/45