Add 42/18 and 63/16
1st number: 2 6/18, 2nd number: 3 15/16
42/18 + 63/16 is 301/48.
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,
42/18 = 42 × 8/18 × 8 = 336/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
63/16 = 63 × 9/16 × 9 = 567/144 - Add the two like fractions:
336/144 + 567/144 = 336 + 567/144 = 903/144 - 903/144 simplified gives 301/48
- So, 42/18 + 63/16 = 301/48
In mixed form: 613/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/18+63/16 42/36+63/16 42/18+63/32 42/54+63/16 42/18+63/48 42/90+63/16 42/18+63/80