Add 18/15 and 1/16
1st number: 1 3/15, 2nd number: 1/16
18/15 + 1/16 is 101/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 16 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
18/15 = 18 × 16/15 × 16 = 288/240 - Likewise, for the 2nd fraction, since 16 × 15 = 240,
1/16 = 1 × 15/16 × 15 = 15/240 - Add the two like fractions:
288/240 + 15/240 = 288 + 15/240 = 303/240 - 303/240 simplified gives 101/80
- So, 18/15 + 1/16 = 101/80
In mixed form: 121/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/15+1/16 18/15+2/16 18/30+1/16 18/15+1/32 54/15+1/16 18/15+3/16 18/45+1/16 18/15+1/48 90/15+1/16 18/15+5/16 18/75+1/16 18/15+1/80 18/15+7/16