Add 18/27 and 40/16
1st number: 18/27, 2nd number: 2 8/16
18/27 + 40/16 is 19/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 16 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 27 × 16 = 432,
18/27 = 18 × 16/27 × 16 = 288/432 - Likewise, for the 2nd fraction, since 16 × 27 = 432,
40/16 = 40 × 27/16 × 27 = 1080/432 - Add the two like fractions:
288/432 + 1080/432 = 288 + 1080/432 = 1368/432 - 1368/432 simplified gives 19/6
- So, 18/27 + 40/16 = 19/6
In mixed form: 31/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/27+40/16 18/27+80/16 18/54+40/16 18/27+40/32 54/27+40/16 18/81+40/16 18/27+40/48 90/27+40/16 18/27+40/80