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Add 20/45 and 90/4

1st number: 20/45, 2nd number: 22 2/4

20/45 + 90/4 is 413/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 4 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 45 × 4 = 180,
    20/45 = 20 × 4/45 × 4 = 80/180
  3. Likewise, for the 2nd fraction, since 4 × 45 = 180,
    90/4 = 90 × 45/4 × 45 = 4050/180
  4. Add the two like fractions:
    80/180 + 4050/180 = 80 + 4050/180 = 4130/180
  5. 4130/180 simplified gives 413/18
  6. So, 20/45 + 90/4 = 413/18
    In mixed form: 2217/18

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