Add 42/27 and 40/9
1st number: 1 15/27, 2nd number: 4 4/9
42/27 + 40/9 is 6/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 9 is 27
Next, find the equivalent fraction of both fractional numbers with denominator 27 - For the 1st fraction, since 27 × 1 = 27,
42/27 = 42 × 1/27 × 1 = 42/27 - Likewise, for the 2nd fraction, since 9 × 3 = 27,
40/9 = 40 × 3/9 × 3 = 120/27 - Add the two like fractions:
42/27 + 120/27 = 42 + 120/27 = 162/27 - 162/27 simplified gives 6/1
- So, 42/27 + 40/9 = 6/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/27+40/9 42/27+80/9 42/54+40/9 42/27+40/18 42/81+40/9 42/27+40/27 42/27+40/45 42/27+40/63