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Add 63/42 and 20/60

1st number: 1 21/42, 2nd number: 20/60

63/42 + 20/60 is 11/6.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 60 is 420
  2. For the 1st fraction, since 42 × 10 = 420,
    63/42 = 63 × 10/42 × 10 = 630/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    20/60 = 20 × 7/60 × 7 = 140/420
  4. Add the two fractions:
    630/420 + 140/420 = 630 + 140/420 = 770/420
  5. 770/420 simplified gives 11/6
  6. So, 63/42 + 20/60 = 11/6
    In mixed form: 15/6

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