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Add 5/20 and 15/63

5/20 + 15/63 is 41/84.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 63 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 20 × 63 = 1260,
    5/20 = 5 × 63/20 × 63 = 315/1260
  3. Likewise, for the 2nd fraction, since 63 × 20 = 1260,
    15/63 = 15 × 20/63 × 20 = 300/1260
  4. Add the two like fractions:
    315/1260 + 300/1260 = 315 + 300/1260 = 615/1260
  5. 615/1260 simplified gives 41/84
  6. So, 5/20 + 15/63 = 41/84

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