Add 98/12 and 45/30
1st number: 8 2/12, 2nd number: 1 15/30
98/12 + 45/30 is 29/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
98/12 = 98 × 5/12 × 5 = 490/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
45/30 = 45 × 2/30 × 2 = 90/60 - Add the two like fractions:
490/60 + 90/60 = 490 + 90/60 = 580/60 - 580/60 simplified gives 29/3
- So, 98/12 + 45/30 = 29/3
In mixed form: 92/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/12+90/30 98/24+45/30 98/12+45/60 98/36+45/30 98/12+45/90 98/60+45/30 98/84+45/30