Add 5/30 and 3/84
5/30 + 3/84 is 17/84.
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,
5/30 = 5 × 14/30 × 14 = 70/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
3/84 = 3 × 5/84 × 5 = 15/420 - Add the two like fractions:
70/420 + 15/420 = 70 + 15/420 = 85/420 - 85/420 simplified gives 17/84
- So, 5/30 + 3/84 = 17/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/30+3/84 5/30+6/84 5/60+3/84 15/30+3/84 5/30+9/84 5/90+3/84 25/30+3/84 5/30+15/84 35/30+3/84 5/30+21/84