Add 12/4 and 1/30
1st number: 3 0/4, 2nd number: 1/30
12/4 + 1/30 is 91/30.
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,
12/4 = 12 × 15/4 × 15 = 180/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
1/30 = 1 × 2/30 × 2 = 2/60 - Add the two like fractions:
180/60 + 2/60 = 180 + 2/60 = 182/60 - 182/60 simplified gives 91/30
- So, 12/4 + 1/30 = 91/30
In mixed form: 31/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/4+1/30 12/4+2/30 12/8+1/30 12/4+1/60 36/4+1/30 12/4+3/30 12/4+1/90 60/4+1/30 12/4+5/30 12/20+1/30 84/4+1/30 12/4+7/30 12/28+1/30