Add 40/27 and 42/10
1st number: 1 13/27, 2nd number: 4 2/10
40/27 + 42/10 is 767/135.
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,
42/10 = 42 × 27/10 × 27 = 1134/270 - Add the two like fractions:
400/270 + 1134/270 = 400 + 1134/270 = 1534/270 - 1534/270 simplified gives 767/135
- So, 40/27 + 42/10 = 767/135
In mixed form: 592/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/27+42/10 40/27+84/10 40/54+42/10 40/27+42/20 40/81+42/10 40/27+42/30 40/27+42/50 40/27+42/70