Add 1/4 and 42/30
1st number: 1/4, 2nd number: 1 12/30
1/4 + 42/30 is 33/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
1/4 = 1 × 15/4 × 15 = 15/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
42/30 = 42 × 2/30 × 2 = 84/60 - Add the two like fractions:
15/60 + 84/60 = 15 + 84/60 = 99/60 - 99/60 simplified gives 33/20
- So, 1/4 + 42/30 = 33/20
In mixed form: 113/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/4+42/30 1/4+84/30 1/8+42/30 1/4+42/60 3/4+42/30 1/12+42/30 1/4+42/90 5/4+42/30 1/20+42/30 7/4+42/30 1/28+42/30