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Add 2/40 and 60/63

2/40 + 60/63 is 421/420.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 63 is 2520

    Next, find the equivalent fraction of both fractional numbers with denominator 2520
  2. For the 1st fraction, since 40 × 63 = 2520,
    2/40 = 2 × 63/40 × 63 = 126/2520
  3. Likewise, for the 2nd fraction, since 63 × 40 = 2520,
    60/63 = 60 × 40/63 × 40 = 2400/2520
  4. Add the two like fractions:
    126/2520 + 2400/2520 = 126 + 2400/2520 = 2526/2520
  5. 2526/2520 simplified gives 421/420
  6. So, 2/40 + 60/63 = 421/420
    In mixed form: 11/420

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