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Add 54/42 and 18/30

1st number: 1 12/42, 2nd number: 18/30

54/42 + 18/30 is 66/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 30 is 210
  2. For the 1st fraction, since 42 × 5 = 210,
    54/42 = 54 × 5/42 × 5 = 270/210
  3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
    18/30 = 18 × 7/30 × 7 = 126/210
  4. Add the two fractions:
    270/210 + 126/210 = 270 + 126/210 = 396/210
  5. After reducing the fraction, the answer is 66/35
  6. In mixed form: 131/35

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