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Add 7/5 and 21/56

1st number: 1 2/5, 2nd number: 21/56

7/5 + 21/56 is 71/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 56 is 280
  2. For the 1st fraction, since 5 × 56 = 280,
    7/5 = 7 × 56/5 × 56 = 392/280
  3. Likewise, for the 2nd fraction, since 56 × 5 = 280,
    21/56 = 21 × 5/56 × 5 = 105/280
  4. Add the two fractions:
    392/280 + 105/280 = 392 + 105/280 = 497/280
  5. After reducing the fraction, the answer is 71/40
  6. In mixed form: 131/40

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