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Add 45/3 and 40/42

1st number: 15 0/3, 2nd number: 40/42

45/3 + 40/42 is 335/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 42 is 42
  2. For the 1st fraction, since 3 × 14 = 42,
    45/3 = 45 × 14/3 × 14 = 630/42
  3. Likewise, for the 2nd fraction, since 42 × 1 = 42,
    40/42 = 40 × 1/42 × 1 = 40/42
  4. Add the two fractions:
    630/42 + 40/42 = 630 + 40/42 = 670/42
  5. After reducing the fraction, the answer is 335/21
  6. In mixed form: 1520/21

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