Add 80/27 and 18/70
1st number: 2 26/27, 2nd number: 18/70
80/27 + 18/70 is 3043/945.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 70 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 27 × 70 = 1890,
80/27 = 80 × 70/27 × 70 = 5600/1890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,
18/70 = 18 × 27/70 × 27 = 486/1890 - Add the two like fractions:
5600/1890 + 486/1890 = 5600 + 486/1890 = 6086/1890 - 6086/1890 simplified gives 3043/945
- So, 80/27 + 18/70 = 3043/945
In mixed form: 3208/945
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/27+36/70 80/54+18/70 80/27+54/70 80/81+18/70 80/27+90/70