Add 80/35 and 7/72
1st number: 2 10/35, 2nd number: 7/72
80/35 + 7/72 is 1201/504.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 72 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 35 × 72 = 2520,
80/35 = 80 × 72/35 × 72 = 5760/2520 - Likewise, for the 2nd fraction, since 72 × 35 = 2520,
7/72 = 7 × 35/72 × 35 = 245/2520 - Add the two like fractions:
5760/2520 + 245/2520 = 5760 + 245/2520 = 6005/2520 - 6005/2520 simplified gives 1201/504
- So, 80/35 + 7/72 = 1201/504
In mixed form: 2193/504
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/35+14/72 80/70+7/72 80/35+21/72 80/35+35/72 80/35+49/72