Add 4/16 and 42/18
1st number: 4/16, 2nd number: 2 6/18
4/16 + 42/18 is 31/12.
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,
4/16 = 4 × 9/16 × 9 = 36/144 - Likewise, for the 2nd fraction, since 18 × 8 = 144,
42/18 = 42 × 8/18 × 8 = 336/144 - Add the two like fractions:
36/144 + 336/144 = 36 + 336/144 = 372/144 - 372/144 simplified gives 31/12
- So, 4/16 + 42/18 = 31/12
In mixed form: 27/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/16+42/18 4/16+84/18 4/32+42/18 4/16+42/36 12/16+42/18 4/48+42/18 4/16+42/54 20/16+42/18 4/80+42/18 4/16+42/90 28/16+42/18