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Add 20/36 and 90/4

1st number: 20/36, 2nd number: 22 2/4

20/36 + 90/4 is 415/18.

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,
    20/36 = 20 × 1/36 × 1 = 20/36
  3. Likewise, for the 2nd fraction, since 4 × 9 = 36,
    90/4 = 90 × 9/4 × 9 = 810/36
  4. Add the two like fractions:
    20/36 + 810/36 = 20 + 810/36 = 830/36
  5. 830/36 simplified gives 415/18
  6. So, 20/36 + 90/4 = 415/18
    In mixed form: 231/18

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