Add 2/30 and 60/81
2/30 + 60/81 is 109/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 81 is 810
Next, find the equivalent fraction of both fractional numbers with denominator 810 - For the 1st fraction, since 30 × 27 = 810,
2/30 = 2 × 27/30 × 27 = 54/810 - Likewise, for the 2nd fraction, since 81 × 10 = 810,
60/81 = 60 × 10/81 × 10 = 600/810 - Add the two like fractions:
54/810 + 600/810 = 54 + 600/810 = 654/810 - 654/810 simplified gives 109/135
- So, 2/30 + 60/81 = 109/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/30+60/81 2/60+60/81 6/30+60/81 2/90+60/81 10/30+60/81 14/30+60/81