Add 1/30 and 1/84
1/30 + 1/84 is 19/420.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 30 × 14 = 420,
1/30 = 1 × 14/30 × 14 = 14/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
1/84 = 1 × 5/84 × 5 = 5/420 - Add the two like fractions:
14/420 + 5/420 = 14 + 5/420 = 19/420 - So, 1/30 + 1/84 = 19/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/30+1/84 1/30+2/84 1/60+1/84 3/30+1/84 1/30+3/84 1/90+1/84 5/30+1/84 1/30+5/84 7/30+1/84 1/30+7/84