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Add 30/15 and 4/42

1st number: 2 0/15, 2nd number: 4/42

30/15 + 4/42 is 44/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 42 is 210
  2. For the 1st fraction, since 15 × 14 = 210,
    30/15 = 30 × 14/15 × 14 = 420/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    4/42 = 4 × 5/42 × 5 = 20/210
  4. Add the two fractions:
    420/210 + 20/210 = 420 + 20/210 = 440/210
  5. After reducing the fraction, the answer is 44/21
  6. In mixed form: 22/21

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