Add 42/8 and 6/5
1st number: 5 2/8, 2nd number: 1 1/5
42/8 + 6/5 is 129/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 5 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
42/8 = 42 × 5/8 × 5 = 210/40 - Likewise, for the 2nd fraction, since 5 × 8 = 40,
6/5 = 6 × 8/5 × 8 = 48/40 - Add the two like fractions:
210/40 + 48/40 = 210 + 48/40 = 258/40 - 258/40 simplified gives 129/20
- So, 42/8 + 6/5 = 129/20
In mixed form: 69/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/8+6/5 42/8+12/5 42/16+6/5 42/8+6/10 42/8+18/5 42/24+6/5 42/8+6/15 42/8+30/5 42/40+6/5 42/8+6/25 42/8+42/5 42/56+6/5 42/8+6/35