Add 75/8 and 42/12
1st number: 9 3/8, 2nd number: 3 6/12
75/8 + 42/12 is 103/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 12 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 8 × 3 = 24,
75/8 = 75 × 3/8 × 3 = 225/24 - Likewise, for the 2nd fraction, since 12 × 2 = 24,
42/12 = 42 × 2/12 × 2 = 84/24 - Add the two like fractions:
225/24 + 84/24 = 225 + 84/24 = 309/24 - 309/24 simplified gives 103/8
- So, 75/8 + 42/12 = 103/8
In mixed form: 127/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/8+84/12 75/16+42/12 75/8+42/24 75/24+42/12 75/8+42/36 75/40+42/12 75/8+42/60 75/56+42/12 75/8+42/84