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Add 4/63 and 2/40

4/63 + 2/40 is 143/1260.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 40 is 2520
  2. For the 1st fraction, since 63 × 40 = 2520,
    4/63 = 4 × 40/63 × 40 = 160/2520
  3. Likewise, for the 2nd fraction, since 40 × 63 = 2520,
    2/40 = 2 × 63/40 × 63 = 126/2520
  4. Add the two fractions:
    160/2520 + 126/2520 = 160 + 126/2520 = 286/2520
  5. After reducing the fraction, the answer is 143/1260

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