Add 84/27 and 15/10
1st number: 3 3/27, 2nd number: 1 5/10
84/27 + 15/10 is 83/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 10 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 27 × 10 = 270,
84/27 = 84 × 10/27 × 10 = 840/270 - Likewise, for the 2nd fraction, since 10 × 27 = 270,
15/10 = 15 × 27/10 × 27 = 405/270 - Add the two like fractions:
840/270 + 405/270 = 840 + 405/270 = 1245/270 - 1245/270 simplified gives 83/18
- So, 84/27 + 15/10 = 83/18
In mixed form: 411/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/27+30/10 84/54+15/10 84/27+15/20 84/27+45/10 84/81+15/10 84/27+15/30 84/27+75/10 84/27+15/50 84/27+15/70