Add 72/49 and 36/30
1st number: 1 23/49, 2nd number: 1 6/30
72/49 + 36/30 is 654/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 30 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 49 × 30 = 1470,
72/49 = 72 × 30/49 × 30 = 2160/1470 - Likewise, for the 2nd fraction, since 30 × 49 = 1470,
36/30 = 36 × 49/30 × 49 = 1764/1470 - Add the two like fractions:
2160/1470 + 1764/1470 = 2160 + 1764/1470 = 3924/1470 - 3924/1470 simplified gives 654/245
- So, 72/49 + 36/30 = 654/245
In mixed form: 2164/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/49+72/30 72/98+36/30 72/49+36/60 72/49+36/90