Add 12/27 and 5/10
12/27 + 5/10 is 17/18.
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,
12/27 = 12 × 10/27 × 10 = 120/270 - Likewise, for the 2nd fraction, since 10 × 27 = 270,
5/10 = 5 × 27/10 × 27 = 135/270 - Add the two like fractions:
120/270 + 135/270 = 120 + 135/270 = 255/270 - 255/270 simplified gives 17/18
- So, 12/27 + 5/10 = 17/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/27+5/10 12/54+5/10 12/27+5/20 36/27+5/10 12/27+15/10 12/81+5/10 12/27+5/30 60/27+5/10 12/27+25/10 12/27+5/50 84/27+5/10 12/27+35/10 12/27+5/70