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Add 12/45 and 4/35

12/45 + 4/35 is 8/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 35 is 315

    Next, find the equivalent fraction of both fractional numbers with denominator 315
  2. For the 1st fraction, since 45 × 7 = 315,
    12/45 = 12 × 7/45 × 7 = 84/315
  3. Likewise, for the 2nd fraction, since 35 × 9 = 315,
    4/35 = 4 × 9/35 × 9 = 36/315
  4. Add the two like fractions:
    84/315 + 36/315 = 84 + 36/315 = 120/315
  5. 120/315 simplified gives 8/21
  6. So, 12/45 + 4/35 = 8/21

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