Add 1/30 and 72/27
1st number: 1/30, 2nd number: 2 18/27
1/30 + 72/27 is 27/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 27 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 30 × 9 = 270,
1/30 = 1 × 9/30 × 9 = 9/270 - Likewise, for the 2nd fraction, since 27 × 10 = 270,
72/27 = 72 × 10/27 × 10 = 720/270 - Add the two like fractions:
9/270 + 720/270 = 9 + 720/270 = 729/270 - 729/270 simplified gives 27/10
- So, 1/30 + 72/27 = 27/10
In mixed form: 27/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/30+72/27 1/60+72/27 1/30+72/54 3/30+72/27 1/90+72/27 1/30+72/81 5/30+72/27 7/30+72/27