Answers

Add 80/8 and 70/72

1^st number: 10 0/8, 2^nd number: 70/72

80/8 + 70/72 is 395/36.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 72 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 8 × 9 = 72,
   80/8 = 80 × 9/8 × 9 = 720/72
3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
   70/72 = 70 × 1/72 × 1 = 70/72
4. Add the two like fractions:
   720/72 + 70/72 = 720 + 70/72 = 790/72
5. 790/72 simplified gives 395/36
6. So, 80/8 + 70/72 = 395/36
   In mixed form: 1035/36

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ⁸⁰/₁₆+⁷⁰/₇₂ ⁸⁰/₂₄+⁷⁰/₇₂ ⁸⁰/₄₀+⁷⁰/₇₂ ⁸⁰/₅₆+⁷⁰/₇₂

Add Fractions Calculator