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Add 42/3 and 18/45

1st number: 14 0/3, 2nd number: 18/45

42/3 + 18/45 is 72/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 45 is 45
  2. For the 1st fraction, since 3 × 15 = 45,
    42/3 = 42 × 15/3 × 15 = 630/45
  3. Likewise, for the 2nd fraction, since 45 × 1 = 45,
    18/45 = 18 × 1/45 × 1 = 18/45
  4. Add the two fractions:
    630/45 + 18/45 = 630 + 18/45 = 648/45
  5. 648/45 simplified gives 72/5
  6. So, 42/3 + 18/45 = 72/5
    In mixed form: 142/5

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