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Add 84/36 and 42/20

1st number: 2 12/36, 2nd number: 2 2/20

84/36 + 42/20 is 133/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 20 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 36 × 5 = 180,
    84/36 = 84 × 5/36 × 5 = 420/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    42/20 = 42 × 9/20 × 9 = 378/180
  4. Add the two like fractions:
    420/180 + 378/180 = 420 + 378/180 = 798/180
  5. 798/180 simplified gives 133/30
  6. So, 84/36 + 42/20 = 133/30
    In mixed form: 413/30

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