Add 5/84 and 12/30
5/84 + 12/30 is 193/420.
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,
5/84 = 5 × 5/84 × 5 = 25/420 - Likewise, for the 2nd fraction, since 30 × 14 = 420,
12/30 = 12 × 14/30 × 14 = 168/420 - Add the two like fractions:
25/420 + 168/420 = 25 + 168/420 = 193/420 - So, 5/84 + 12/30 = 193/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/84+12/30 5/84+24/30 5/84+12/60 15/84+12/30 5/84+36/30 5/84+12/90 25/84+12/30 5/84+60/30 35/84+12/30 5/84+84/30