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Add 21/36 and 4/30

21/36 + 4/30 is 43/60.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 30 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 36 × 5 = 180,
    21/36 = 21 × 5/36 × 5 = 105/180
  3. Likewise, for the 2nd fraction, since 30 × 6 = 180,
    4/30 = 4 × 6/30 × 6 = 24/180
  4. Add the two like fractions:
    105/180 + 24/180 = 105 + 24/180 = 129/180
  5. 129/180 simplified gives 43/60
  6. So, 21/36 + 4/30 = 43/60

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