Add 42/5 and 1/7
1st number: 8 2/5, 2nd number: 1/7
42/5 + 1/7 is 299/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 5 × 7 = 35,
42/5 = 42 × 7/5 × 7 = 294/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
1/7 = 1 × 5/7 × 5 = 5/35 - Add the two like fractions:
294/35 + 5/35 = 294 + 5/35 = 299/35 - So, 42/5 + 1/7 = 299/35
In mixed form: 819/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/5+1/7 42/5+2/7 42/10+1/7 42/5+1/14 42/5+3/7 42/15+1/7 42/5+1/21 42/5+5/7 42/25+1/7 42/5+1/35 42/35+1/7 42/5+1/49