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Add 3/12 and 7/35

3/12 + 7/35 is 9/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 35 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 12 × 35 = 420,
    3/12 = 3 × 35/12 × 35 = 105/420
  3. Likewise, for the 2nd fraction, since 35 × 12 = 420,
    7/35 = 7 × 12/35 × 12 = 84/420
  4. Add the two like fractions:
    105/420 + 84/420 = 105 + 84/420 = 189/420
  5. 189/420 simplified gives 9/20
  6. So, 3/12 + 7/35 = 9/20

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