Add 7/84 and 49/30
1st number: 7/84, 2nd number: 1 19/30
7/84 + 49/30 is 103/60.
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,
7/84 = 7 × 5/84 × 5 = 35/420 - Likewise, for the 2nd fraction, since 30 × 14 = 420,
49/30 = 49 × 14/30 × 14 = 686/420 - Add the two like fractions:
35/420 + 686/420 = 35 + 686/420 = 721/420 - 721/420 simplified gives 103/60
- So, 7/84 + 49/30 = 103/60
In mixed form: 143/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/84+49/30 7/84+98/30 7/84+49/60 21/84+49/30 7/84+49/90 35/84+49/30 49/84+49/30