Add 35/42 and 15/35
35/42 + 15/35 is 53/42.
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,
35/42 = 35 × 5/42 × 5 = 175/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
15/35 = 15 × 6/35 × 6 = 90/210 - Add the two like fractions:
175/210 + 90/210 = 175 + 90/210 = 265/210 - 265/210 simplified gives 53/42
- So, 35/42 + 15/35 = 53/42
In mixed form: 111/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/42+15/35 35/42+30/35 35/84+15/35 35/42+15/70 35/42+45/35 35/42+75/35