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Add 10/40 and 7/63

10/40 + 7/63 is 13/36.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 63 is 2520
  2. For the 1st fraction, since 40 × 63 = 2520,
    10/40 = 10 × 63/40 × 63 = 630/2520
  3. Likewise, for the 2nd fraction, since 63 × 40 = 2520,
    7/63 = 7 × 40/63 × 40 = 280/2520
  4. Add the two fractions:
    630/2520 + 280/2520 = 630 + 280/2520 = 910/2520
  5. After reducing the fraction, the answer is 13/36

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