Add 42/35 and 54/9
1st number: 1 7/35, 2nd number: 6 0/9
42/35 + 54/9 is 36/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 9 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
42/35 = 42 × 9/35 × 9 = 378/315 - Likewise, for the 2nd fraction, since 9 × 35 = 315,
54/9 = 54 × 35/9 × 35 = 1890/315 - Add the two like fractions:
378/315 + 1890/315 = 378 + 1890/315 = 2268/315 - 2268/315 simplified gives 36/5
- So, 42/35 + 54/9 = 36/5
In mixed form: 71/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/35+54/9 42/70+54/9 42/35+54/18 42/35+54/27 42/35+54/45 42/35+54/63