Add 30/27 and 70/10
1st number: 1 3/27, 2nd number: 7 0/10
30/27 + 70/10 is 73/9.
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,
30/27 = 30 × 10/27 × 10 = 300/270 - Likewise, for the 2nd fraction, since 10 × 27 = 270,
70/10 = 70 × 27/10 × 27 = 1890/270 - Add the two like fractions:
300/270 + 1890/270 = 300 + 1890/270 = 2190/270 - 2190/270 simplified gives 73/9
- So, 30/27 + 70/10 = 73/9
In mixed form: 81/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/27+70/10 30/54+70/10 30/27+70/20 90/27+70/10 30/81+70/10 30/27+70/30 30/27+70/50