Answers

Add 90/36 and 45/4

1^st number: 2 18/36, 2^nd number: 11 1/4

90/36 + 45/4 is 55/4.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 4 is 36
   
   Next, find the equivalent fraction of both fractional numbers with denominator 36
2. For the 1st fraction, since 36 × 1 = 36,
   90/36 = 90 × 1/36 × 1 = 90/36
3. Likewise, for the 2nd fraction, since 4 × 9 = 36,
   45/4 = 45 × 9/4 × 9 = 405/36
4. Add the two like fractions:
   90/36 + 405/36 = 90 + 405/36 = 495/36
5. 495/36 simplified gives 55/4
6. So, 90/36 + 45/4 = 55/4
   In mixed form: 133/4

MathStep (Works offline)

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

Related: ⁹⁰/₃₆+⁹⁰/₄ ⁹⁰/₇₂+⁴⁵/₄ ⁹⁰/₃₆+⁴⁵/₈ ⁹⁰/₃₆+⁴⁵/₁₂ ⁹⁰/₃₆+⁴⁵/₂₀ ⁹⁰/₃₆+⁴⁵/₂₈

Add Fractions Calculator