Add 35/9 and 42/7
1st number: 3 8/9, 2nd number: 6 0/7
35/9 + 42/7 is 89/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 7 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 9 × 7 = 63,
35/9 = 35 × 7/9 × 7 = 245/63 - Likewise, for the 2nd fraction, since 7 × 9 = 63,
42/7 = 42 × 9/7 × 9 = 378/63 - Add the two like fractions:
245/63 + 378/63 = 245 + 378/63 = 623/63 - 623/63 simplified gives 89/9
- So, 35/9 + 42/7 = 89/9
In mixed form: 98/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/9+42/7 35/9+84/7 35/18+42/7 35/9+42/14 35/27+42/7 35/9+42/21 35/45+42/7 35/9+42/35 35/63+42/7 35/9+42/49