Add 42/70 and 9/35
42/70 + 9/35 is 6/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 35 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
42/70 = 42 × 1/70 × 1 = 42/70 - Likewise, for the 2nd fraction, since 35 × 2 = 70,
9/35 = 9 × 2/35 × 2 = 18/70 - Add the two like fractions:
42/70 + 18/70 = 42 + 18/70 = 60/70 - 60/70 simplified gives 6/7
- So, 42/70 + 9/35 = 6/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/70+9/35 42/70+18/35 42/70+9/70 42/70+27/35 42/70+45/35 42/70+63/35