Add 15/16 and 20/28
15/16 + 20/28 is 185/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 28 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 16 × 7 = 112,
15/16 = 15 × 7/16 × 7 = 105/112 - Likewise, for the 2nd fraction, since 28 × 4 = 112,
20/28 = 20 × 4/28 × 4 = 80/112 - Add the two like fractions:
105/112 + 80/112 = 105 + 80/112 = 185/112 - So, 15/16 + 20/28 = 185/112
In mixed form: 173/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/16+20/28 15/16+40/28 15/32+20/28 15/16+20/56 45/16+20/28 15/16+60/28 15/48+20/28 15/16+20/84 75/16+20/28 15/80+20/28