Add 18/16 and 15/56
1st number: 1 2/16, 2nd number: 15/56
18/16 + 15/56 is 39/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 56 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 16 × 7 = 112,
18/16 = 18 × 7/16 × 7 = 126/112 - Likewise, for the 2nd fraction, since 56 × 2 = 112,
15/56 = 15 × 2/56 × 2 = 30/112 - Add the two like fractions:
126/112 + 30/112 = 126 + 30/112 = 156/112 - 156/112 simplified gives 39/28
- So, 18/16 + 15/56 = 39/28
In mixed form: 111/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/16+15/56 18/16+30/56 18/32+15/56 54/16+15/56 18/16+45/56 18/48+15/56 90/16+15/56 18/16+75/56 18/80+15/56