Add 42/3 and 30/8
1st number: 14 0/3, 2nd number: 3 6/8
42/3 + 30/8 is 71/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 3 × 8 = 24,
42/3 = 42 × 8/3 × 8 = 336/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
30/8 = 30 × 3/8 × 3 = 90/24 - Add the two like fractions:
336/24 + 90/24 = 336 + 90/24 = 426/24 - 426/24 simplified gives 71/4
- So, 42/3 + 30/8 = 71/4
In mixed form: 173/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/3+30/8 42/3+60/8 42/6+30/8 42/3+30/16 42/3+90/8 42/9+30/8 42/3+30/24 42/15+30/8 42/3+30/40 42/21+30/8 42/3+30/56