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Add 9/56 and 56/90

9/56 + 56/90 is 1973/2520.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 90 is 2520
  2. For the 1st fraction, since 56 × 45 = 2520,
    9/56 = 9 × 45/56 × 45 = 405/2520
  3. Likewise, for the 2nd fraction, since 90 × 28 = 2520,
    56/90 = 56 × 28/90 × 28 = 1568/2520
  4. Add the two fractions:
    405/2520 + 1568/2520 = 405 + 1568/2520 = 1973/2520

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