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Add 30/36 and 40/42

30/36 + 40/42 is 25/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 42 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 36 × 7 = 252,
    30/36 = 30 × 7/36 × 7 = 210/252
  3. Likewise, for the 2nd fraction, since 42 × 6 = 252,
    40/42 = 40 × 6/42 × 6 = 240/252
  4. Add the two like fractions:
    210/252 + 240/252 = 210 + 240/252 = 450/252
  5. 450/252 simplified gives 25/14
  6. So, 30/36 + 40/42 = 25/14
    In mixed form: 111/14

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