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Add 48/54 and 4/63

48/54 + 4/63 is 20/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 63 is 378

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 54 × 7 = 378,
    48/54 = 48 × 7/54 × 7 = 336/378
  3. Likewise, for the 2nd fraction, since 63 × 6 = 378,
    4/63 = 4 × 6/63 × 6 = 24/378
  4. Add the two like fractions:
    336/378 + 24/378 = 336 + 24/378 = 360/378
  5. 360/378 simplified gives 20/21
  6. So, 48/54 + 4/63 = 20/21

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