Add 30/84 and 60/30
1st number: 30/84, 2nd number: 2 0/30
30/84 + 60/30 is 33/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 30 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
30/84 = 30 × 5/84 × 5 = 150/420 - Likewise, for the 2nd fraction, since 30 × 14 = 420,
60/30 = 60 × 14/30 × 14 = 840/420 - Add the two like fractions:
150/420 + 840/420 = 150 + 840/420 = 990/420 - 990/420 simplified gives 33/14
- So, 30/84 + 60/30 = 33/14
In mixed form: 25/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/84+60/30 90/84+60/30 30/84+60/90