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Add 42/45 and 4/36

42/45 + 4/36 is 47/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 36 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 45 × 4 = 180,
    42/45 = 42 × 4/45 × 4 = 168/180
  3. Likewise, for the 2nd fraction, since 36 × 5 = 180,
    4/36 = 4 × 5/36 × 5 = 20/180
  4. Add the two like fractions:
    168/180 + 20/180 = 168 + 20/180 = 188/180
  5. 188/180 simplified gives 47/45
  6. So, 42/45 + 4/36 = 47/45
    In mixed form: 12/45

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