Add 49/72 and 42/7
1st number: 49/72, 2nd number: 6 0/7
49/72 + 42/7 is 481/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 7 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
49/72 = 49 × 7/72 × 7 = 343/504 - Likewise, for the 2nd fraction, since 7 × 72 = 504,
42/7 = 42 × 72/7 × 72 = 3024/504 - Add the two like fractions:
343/504 + 3024/504 = 343 + 3024/504 = 3367/504 - 3367/504 simplified gives 481/72
- So, 49/72 + 42/7 = 481/72
In mixed form: 649/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/72+42/7 49/72+84/7 49/72+42/14 49/72+42/21 49/72+42/35 49/72+42/49