Answers

Add 27/7 and 56/80

1^st number: 3 6/7, 2^nd number: 56/80

27/7 + 56/80 is 319/70.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 80 is 560
   
   Next, find the equivalent fraction of both fractional numbers with denominator 560
2. For the 1st fraction, since 7 × 80 = 560,
   27/7 = 27 × 80/7 × 80 = 2160/560
3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
   56/80 = 56 × 7/80 × 7 = 392/560
4. Add the two like fractions:
   2160/560 + 392/560 = 2160 + 392/560 = 2552/560
5. 2552/560 simplified gives 319/70
6. So, 27/7 + 56/80 = 319/70
   In mixed form: 439/70

MathStep (Works offline)

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

Related: ⁵⁴/₇+⁵⁶/₈₀ ²⁷/₁₄+⁵⁶/₈₀ ⁸¹/₇+⁵⁶/₈₀ ²⁷/₂₁+⁵⁶/₈₀ ²⁷/₃₅+⁵⁶/₈₀ ²⁷/₄₉+⁵⁶/₈₀

Add Fractions Calculator