Add 12/27 and 3/80
12/27 + 3/80 is 347/720.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 80 is 2160
Next, find the equivalent fraction of both fractional numbers with denominator 2160 - For the 1st fraction, since 27 × 80 = 2160,
12/27 = 12 × 80/27 × 80 = 960/2160 - Likewise, for the 2nd fraction, since 80 × 27 = 2160,
3/80 = 3 × 27/80 × 27 = 81/2160 - Add the two like fractions:
960/2160 + 81/2160 = 960 + 81/2160 = 1041/2160 - 1041/2160 simplified gives 347/720
- So, 12/27 + 3/80 = 347/720
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/27+3/80 12/27+6/80 12/54+3/80 36/27+3/80 12/27+9/80 12/81+3/80 60/27+3/80 12/27+15/80 84/27+3/80 12/27+21/80