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Add 2/20 and 7/63

2/20 + 7/63 is 19/90.

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,
    2/20 = 2 × 63/20 × 63 = 126/1260
  3. Likewise, for the 2nd fraction, since 63 × 20 = 1260,
    7/63 = 7 × 20/63 × 20 = 140/1260
  4. Add the two like fractions:
    126/1260 + 140/1260 = 126 + 140/1260 = 266/1260
  5. 266/1260 simplified gives 19/90
  6. So, 2/20 + 7/63 = 19/90

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