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Add 18/35 and 30/60

18/35 + 30/60 is 71/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 60 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 35 × 12 = 420,
    18/35 = 18 × 12/35 × 12 = 216/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    30/60 = 30 × 7/60 × 7 = 210/420
  4. Add the two like fractions:
    216/420 + 210/420 = 216 + 210/420 = 426/420
  5. 426/420 simplified gives 71/70
  6. So, 18/35 + 30/60 = 71/70
    In mixed form: 11/70

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