Add 42/35 and 42/70
1st number: 1 7/35, 2nd number: 42/70
42/35 + 42/70 is 9/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 35 × 2 = 70,
42/35 = 42 × 2/35 × 2 = 84/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
42/70 = 42 × 1/70 × 1 = 42/70 - Add the two like fractions:
84/70 + 42/70 = 84 + 42/70 = 126/70 - 126/70 simplified gives 9/5
- So, 42/35 + 42/70 = 9/5
In mixed form: 14/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/35+42/70 42/35+84/70 42/70+42/70