Add 18/10 and 98/12
1st number: 1 8/10, 2nd number: 8 2/12
18/10 + 98/12 is 299/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 10 × 6 = 60,
18/10 = 18 × 6/10 × 6 = 108/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
98/12 = 98 × 5/12 × 5 = 490/60 - Add the two like fractions:
108/60 + 490/60 = 108 + 490/60 = 598/60 - 598/60 simplified gives 299/30
- So, 18/10 + 98/12 = 299/30
In mixed form: 929/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/10+98/12 18/20+98/12 18/10+98/24 54/10+98/12 18/30+98/12 18/10+98/36 90/10+98/12 18/50+98/12 18/10+98/60 18/70+98/12 18/10+98/84