Add 84/16 and 63/18
1st number: 5 4/16, 2nd number: 3 9/18
84/16 + 63/18 is 35/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 18 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
84/16 = 84 × 9/16 × 9 = 756/144 - Likewise, for the 2nd fraction, since 18 × 8 = 144,
63/18 = 63 × 8/18 × 8 = 504/144 - Add the two like fractions:
756/144 + 504/144 = 756 + 504/144 = 1260/144 - 1260/144 simplified gives 35/4
- So, 84/16 + 63/18 = 35/4
In mixed form: 83/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/32+63/18 84/16+63/36 84/48+63/18 84/16+63/54 84/80+63/18 84/16+63/90