Add 18/28 and 36/16
1st number: 18/28, 2nd number: 2 4/16
18/28 + 36/16 is 81/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 16 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 28 × 4 = 112,
18/28 = 18 × 4/28 × 4 = 72/112 - Likewise, for the 2nd fraction, since 16 × 7 = 112,
36/16 = 36 × 7/16 × 7 = 252/112 - Add the two like fractions:
72/112 + 252/112 = 72 + 252/112 = 324/112 - 324/112 simplified gives 81/28
- So, 18/28 + 36/16 = 81/28
In mixed form: 225/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/28+36/16 18/28+72/16 18/56+36/16 18/28+36/32 54/28+36/16 18/84+36/16 18/28+36/48 90/28+36/16 18/28+36/80