Add 3/30 and 14/84
3/30 + 14/84 is 4/15.
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,
3/30 = 3 × 14/30 × 14 = 42/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
14/84 = 14 × 5/84 × 5 = 70/420 - Add the two like fractions:
42/420 + 70/420 = 42 + 70/420 = 112/420 - 112/420 simplified gives 4/15
- So, 3/30 + 14/84 = 4/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/30+14/84 3/30+28/84 3/60+14/84 9/30+14/84 3/30+42/84 3/90+14/84 15/30+14/84 3/30+70/84 21/30+14/84 3/30+98/84