Add 49/72 and 15/8
1st number: 49/72, 2nd number: 1 7/8
49/72 + 15/8 is 23/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
49/72 = 49 × 1/72 × 1 = 49/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
15/8 = 15 × 9/8 × 9 = 135/72 - Add the two like fractions:
49/72 + 135/72 = 49 + 135/72 = 184/72 - 184/72 simplified gives 23/9
- So, 49/72 + 15/8 = 23/9
In mixed form: 25/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/72+15/8 49/72+30/8 49/72+15/16 49/72+45/8 49/72+15/24 49/72+75/8 49/72+15/40 49/72+15/56