Add 18/16 and 27/40
1st number: 1 2/16, 2nd number: 27/40
18/16 + 27/40 is 9/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 40 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
18/16 = 18 × 5/16 × 5 = 90/80 - Likewise, for the 2nd fraction, since 40 × 2 = 80,
27/40 = 27 × 2/40 × 2 = 54/80 - Add the two like fractions:
90/80 + 54/80 = 90 + 54/80 = 144/80 - 144/80 simplified gives 9/5
- So, 18/16 + 27/40 = 9/5
In mixed form: 14/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/16+27/40 18/16+54/40 18/32+27/40 18/16+27/80 54/16+27/40 18/16+81/40 18/48+27/40 90/16+27/40 18/80+27/40