Add 35/7 and 72/9
1st number: 5 0/7, 2nd number: 8 0/9
35/7 + 72/9 is 13/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 9 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 7 × 9 = 63,
35/7 = 35 × 9/7 × 9 = 315/63 - Likewise, for the 2nd fraction, since 9 × 7 = 63,
72/9 = 72 × 7/9 × 7 = 504/63 - Add the two like fractions:
315/63 + 504/63 = 315 + 504/63 = 819/63 - 819/63 simplified gives 13/1
- So, 35/7 + 72/9 = 13/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/7+72/9 35/14+72/9 35/7+72/18 35/21+72/9 35/7+72/27 35/7+72/45 35/49+72/9 35/7+72/63