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Add 42/2 and 54/70

1st number: 21 0/2, 2nd number: 54/70

42/2 + 54/70 is 762/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 70 is 70
  2. For the 1st fraction, since 2 × 35 = 70,
    42/2 = 42 × 35/2 × 35 = 1470/70
  3. Likewise, for the 2nd fraction, since 70 × 1 = 70,
    54/70 = 54 × 1/70 × 1 = 54/70
  4. Add the two fractions:
    1470/70 + 54/70 = 1470 + 54/70 = 1524/70
  5. After reducing the fraction, the answer is 762/35
  6. In mixed form: 2127/35

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