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Add 30/35 and 18/60

30/35 + 18/60 is 81/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 60 is 420
  2. For the 1st fraction, since 35 × 12 = 420,
    30/35 = 30 × 12/35 × 12 = 360/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    18/60 = 18 × 7/60 × 7 = 126/420
  4. Add the two fractions:
    360/420 + 126/420 = 360 + 126/420 = 486/420
  5. 486/420 simplified gives 81/70
  6. So, 30/35 + 18/60 = 81/70
    In mixed form: 111/70

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