Add 84/10 and 27/12
1st number: 8 4/10, 2nd number: 2 3/12
84/10 + 27/12 is 213/20.
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,
84/10 = 84 × 6/10 × 6 = 504/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
27/12 = 27 × 5/12 × 5 = 135/60 - Add the two like fractions:
504/60 + 135/60 = 504 + 135/60 = 639/60 - 639/60 simplified gives 213/20
- So, 84/10 + 27/12 = 213/20
In mixed form: 1013/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/10+54/12 84/20+27/12 84/10+27/24 84/10+81/12 84/30+27/12 84/10+27/36 84/50+27/12 84/10+27/60 84/70+27/12 84/10+27/84