Add 7/30 and 72/49
1st number: 7/30, 2nd number: 1 23/49
7/30 + 72/49 is 2503/1470.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 49 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 30 × 49 = 1470,
7/30 = 7 × 49/30 × 49 = 343/1470 - Likewise, for the 2nd fraction, since 49 × 30 = 1470,
72/49 = 72 × 30/49 × 30 = 2160/1470 - Add the two like fractions:
343/1470 + 2160/1470 = 343 + 2160/1470 = 2503/1470 - So, 7/30 + 72/49 = 2503/1470
In mixed form: 11033/1470
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/30+72/49 7/60+72/49 7/30+72/98 21/30+72/49 7/90+72/49 35/30+72/49 49/30+72/49