Answers

Add 90/5 and 56/70

1^st number: 18 0/5, 2^nd number: 56/70

90/5 + 56/70 is 94/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 70 is 70
   
   Next, find the equivalent fraction of both fractional numbers with denominator 70
2. For the 1st fraction, since 5 × 14 = 70,
   90/5 = 90 × 14/5 × 14 = 1260/70
3. Likewise, for the 2nd fraction, since 70 × 1 = 70,
   56/70 = 56 × 1/70 × 1 = 56/70
4. Add the two like fractions:
   1260/70 + 56/70 = 1260 + 56/70 = 1316/70
5. 1316/70 simplified gives 94/5
6. So, 90/5 + 56/70 = 94/5
   In mixed form: 184/5

MathStep (Works offline)

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

Related: ⁹⁰/₁₀+⁵⁶/₇₀ ⁹⁰/₁₅+⁵⁶/₇₀ ⁹⁰/₂₅+⁵⁶/₇₀ ⁹⁰/₃₅+⁵⁶/₇₀

Add Fractions Calculator