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Add 84/4 and 90/56

1st number: 21 0/4, 2nd number: 1 34/56

84/4 + 90/56 is 633/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 56 is 56
  2. For the 1st fraction, since 4 × 14 = 56,
    84/4 = 84 × 14/4 × 14 = 1176/56
  3. Likewise, for the 2nd fraction, since 56 × 1 = 56,
    90/56 = 90 × 1/56 × 1 = 90/56
  4. Add the two fractions:
    1176/56 + 90/56 = 1176 + 90/56 = 1266/56
  5. After reducing the fraction, the answer is 633/28
  6. In mixed form: 2217/28

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