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Add 28/60 and 40/63

28/60 + 40/63 is 347/315.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 63 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 60 × 21 = 1260,
    28/60 = 28 × 21/60 × 21 = 588/1260
  3. Likewise, for the 2nd fraction, since 63 × 20 = 1260,
    40/63 = 40 × 20/63 × 20 = 800/1260
  4. Add the two like fractions:
    588/1260 + 800/1260 = 588 + 800/1260 = 1388/1260
  5. 1388/1260 simplified gives 347/315
  6. So, 28/60 + 40/63 = 347/315
    In mixed form: 132/315

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