Add 63/18 and 27/16
1st number: 3 9/18, 2nd number: 1 11/16
63/18 + 27/16 is 83/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 18 × 8 = 144,
63/18 = 63 × 8/18 × 8 = 504/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
27/16 = 27 × 9/16 × 9 = 243/144 - Add the two like fractions:
504/144 + 243/144 = 504 + 243/144 = 747/144 - 747/144 simplified gives 83/16
- So, 63/18 + 27/16 = 83/16
In mixed form: 53/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/18+54/16 63/36+27/16 63/18+27/32 63/18+81/16 63/54+27/16 63/18+27/48 63/90+27/16 63/18+27/80