Add 42/5 and 12/30
1st number: 8 2/5, 2nd number: 12/30
42/5 + 12/30 is 44/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 5 × 6 = 30,
42/5 = 42 × 6/5 × 6 = 252/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
12/30 = 12 × 1/30 × 1 = 12/30 - Add the two like fractions:
252/30 + 12/30 = 252 + 12/30 = 264/30 - 264/30 simplified gives 44/5
- So, 42/5 + 12/30 = 44/5
In mixed form: 84/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/5+12/30 42/5+24/30 42/10+12/30 42/5+12/60 42/5+36/30 42/15+12/30 42/5+12/90 42/5+60/30 42/25+12/30 42/5+84/30 42/35+12/30