Add 4/30 and 60/81
4/30 + 60/81 is 118/135.
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,
4/30 = 4 × 27/30 × 27 = 108/810 - Likewise, for the 2nd fraction, since 81 × 10 = 810,
60/81 = 60 × 10/81 × 10 = 600/810 - Add the two like fractions:
108/810 + 600/810 = 108 + 600/810 = 708/810 - 708/810 simplified gives 118/135
- So, 4/30 + 60/81 = 118/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/30+60/81 4/60+60/81 12/30+60/81 4/90+60/81 20/30+60/81 28/30+60/81