Add 9/7 and 35/72
1st number: 1 2/7, 2nd number: 35/72
9/7 + 35/72 is 893/504.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 7 × 72 = 504,
9/7 = 9 × 72/7 × 72 = 648/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
35/72 = 35 × 7/72 × 7 = 245/504 - Add the two like fractions:
648/504 + 245/504 = 648 + 245/504 = 893/504 - So, 9/7 + 35/72 = 893/504
In mixed form: 1389/504
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/7+35/72 9/7+70/72 9/14+35/72 27/7+35/72 9/21+35/72 45/7+35/72 9/35+35/72 63/7+35/72 9/49+35/72