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Add 60/4 and 4/21

1st number: 15 0/4, 2nd number: 4/21

60/4 + 4/21 is 319/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 21 is 84
  2. For the 1st fraction, since 4 × 21 = 84,
    60/4 = 60 × 21/4 × 21 = 1260/84
  3. Likewise, for the 2nd fraction, since 21 × 4 = 84,
    4/21 = 4 × 4/21 × 4 = 16/84
  4. Add the two fractions:
    1260/84 + 16/84 = 1260 + 16/84 = 1276/84
  5. 1276/84 simplified gives 319/21
  6. So, 60/4 + 4/21 = 319/21
    In mixed form: 154/21

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