Add 9/42 and 9/35
9/42 + 9/35 is 33/70.
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,
9/42 = 9 × 5/42 × 5 = 45/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
9/35 = 9 × 6/35 × 6 = 54/210 - Add the two like fractions:
45/210 + 54/210 = 45 + 54/210 = 99/210 - 99/210 simplified gives 33/70
- So, 9/42 + 9/35 = 33/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/42+9/35 9/42+18/35 9/84+9/35 9/42+9/70 27/42+9/35 9/42+27/35 45/42+9/35 9/42+45/35 63/42+9/35 9/42+63/35