Answers

Add 40/90 and 56/3

1^st number: 40/90, 2^nd number: 18 2/3

40/90 + 56/3 is 172/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 3 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 90 × 1 = 90,
   40/90 = 40 × 1/90 × 1 = 40/90
3. Likewise, for the 2nd fraction, since 3 × 30 = 90,
   56/3 = 56 × 30/3 × 30 = 1680/90
4. Add the two like fractions:
   40/90 + 1680/90 = 40 + 1680/90 = 1720/90
5. 1720/90 simplified gives 172/9
6. So, 40/90 + 56/3 = 172/9
   In mixed form: 191/9

MathStep (Works offline)

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

Related: ⁸⁰/₉₀+⁵⁶/₃ ⁴⁰/₉₀+⁵⁶/₆ ⁴⁰/₉₀+⁵⁶/₉ ⁴⁰/₉₀+⁵⁶/₁₅ ⁴⁰/₉₀+⁵⁶/₂₁

Add Fractions Calculator