Add 40/27 and 81/10
1st number: 1 13/27, 2nd number: 8 1/10
40/27 + 81/10 is 2587/270.
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,
40/27 = 40 × 10/27 × 10 = 400/270 - Likewise, for the 2nd fraction, since 10 × 27 = 270,
81/10 = 81 × 27/10 × 27 = 2187/270 - Add the two like fractions:
400/270 + 2187/270 = 400 + 2187/270 = 2587/270 - So, 40/27 + 81/10 = 2587/270
In mixed form: 9157/270
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/27+81/10 40/54+81/10 40/27+81/20 40/81+81/10 40/27+81/30 40/27+81/50 40/27+81/70