Add 28/42 and 36/35
1st number: 28/42, 2nd number: 1 1/35
28/42 + 36/35 is 178/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 35 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
28/42 = 28 × 5/42 × 5 = 140/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
36/35 = 36 × 6/35 × 6 = 216/210 - Add the two like fractions:
140/210 + 216/210 = 140 + 216/210 = 356/210 - 356/210 simplified gives 178/105
- So, 28/42 + 36/35 = 178/105
In mixed form: 173/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/42+36/35 28/42+72/35 28/84+36/35 28/42+36/70 84/42+36/35