Add 18/10 and 36/28
1st number: 1 8/10, 2nd number: 1 8/28
18/10 + 36/28 is 108/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 10 × 14 = 140,
18/10 = 18 × 14/10 × 14 = 252/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
36/28 = 36 × 5/28 × 5 = 180/140 - Add the two like fractions:
252/140 + 180/140 = 252 + 180/140 = 432/140 - 432/140 simplified gives 108/35
- So, 18/10 + 36/28 = 108/35
In mixed form: 33/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/10+36/28 18/10+72/28 18/20+36/28 18/10+36/56 54/10+36/28 18/30+36/28 18/10+36/84 90/10+36/28 18/50+36/28 18/70+36/28