Add 42/40 and 6/8
1st number: 1 2/40, 2nd number: 6/8
42/40 + 6/8 is 9/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
42/40 = 42 × 1/40 × 1 = 42/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
6/8 = 6 × 5/8 × 5 = 30/40 - Add the two like fractions:
42/40 + 30/40 = 42 + 30/40 = 72/40 - 72/40 simplified gives 9/5
- So, 42/40 + 6/8 = 9/5
In mixed form: 14/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/40+6/8 42/40+12/8 42/80+6/8 42/40+6/16 42/40+18/8 42/40+6/24 42/40+30/8 42/40+6/40 42/40+42/8 42/40+6/56