Add 49/72 and 70/7
1st number: 49/72, 2nd number: 10 0/7
49/72 + 70/7 is 769/72.
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,
70/7 = 70 × 72/7 × 72 = 5040/504 - Add the two like fractions:
343/504 + 5040/504 = 343 + 5040/504 = 5383/504 - 5383/504 simplified gives 769/72
- So, 49/72 + 70/7 = 769/72
In mixed form: 1049/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/72+70/7 49/72+70/14 49/72+70/21 49/72+70/35 49/72+70/49