Answers

Add 80/27 and 35/40

1^st number: 2 26/27, 2^nd number: 35/40

80/27 + 35/40 is 829/216.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 40 is 1080
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1080
2. For the 1st fraction, since 27 × 40 = 1080,
   80/27 = 80 × 40/27 × 40 = 3200/1080
3. Likewise, for the 2nd fraction, since 40 × 27 = 1080,
   35/40 = 35 × 27/40 × 27 = 945/1080
4. Add the two like fractions:
   3200/1080 + 945/1080 = 3200 + 945/1080 = 4145/1080
5. 4145/1080 simplified gives 829/216
6. So, 80/27 + 35/40 = 829/216
   In mixed form: 3181/216

MathStep (Works offline)

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

Related: ⁸⁰/₂₇+⁷⁰/₄₀ ⁸⁰/₅₄+³⁵/₄₀ ⁸⁰/₂₇+³⁵/₈₀ ⁸⁰/₈₁+³⁵/₄₀

Add Fractions Calculator