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Add 5/28 and 42/45

5/28 + 42/45 is 467/420.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 45 is 1260
  2. For the 1st fraction, since 28 × 45 = 1260,
    5/28 = 5 × 45/28 × 45 = 225/1260
  3. Likewise, for the 2nd fraction, since 45 × 28 = 1260,
    42/45 = 42 × 28/45 × 28 = 1176/1260
  4. Add the two fractions:
    225/1260 + 1176/1260 = 225 + 1176/1260 = 1401/1260
  5. After reducing the fraction, the answer is 467/420
  6. In mixed form: 147/420

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