Add 42/35 and 2/84
1st number: 1 7/35, 2nd number: 2/84
42/35 + 2/84 is 257/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 35 × 12 = 420,
42/35 = 42 × 12/35 × 12 = 504/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
2/84 = 2 × 5/84 × 5 = 10/420 - Add the two like fractions:
504/420 + 10/420 = 504 + 10/420 = 514/420 - 514/420 simplified gives 257/210
- So, 42/35 + 2/84 = 257/210
In mixed form: 147/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/35+2/84 42/35+4/84 42/70+2/84 42/35+6/84 42/35+10/84 42/35+14/84