Add 49/72 and 9/8
1st number: 49/72, 2nd number: 1 1/8
49/72 + 9/8 is 65/36.
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,
9/8 = 9 × 9/8 × 9 = 81/72 - Add the two like fractions:
49/72 + 81/72 = 49 + 81/72 = 130/72 - 130/72 simplified gives 65/36
- So, 49/72 + 9/8 = 65/36
In mixed form: 129/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/72+9/8 49/72+18/8 49/72+9/16 49/72+27/8 49/72+9/24 49/72+45/8 49/72+9/40 49/72+63/8 49/72+9/56