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Add 40/6 and 21/54

1st number: 6 4/6, 2nd number: 21/54

40/6 + 21/54 is 127/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 54 is 54
  2. For the 1st fraction, since 6 × 9 = 54,
    40/6 = 40 × 9/6 × 9 = 360/54
  3. Likewise, for the 2nd fraction, since 54 × 1 = 54,
    21/54 = 21 × 1/54 × 1 = 21/54
  4. Add the two fractions:
    360/54 + 21/54 = 360 + 21/54 = 381/54
  5. After reducing the fraction, the answer is 127/18
  6. In mixed form: 71/18

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