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Add 72/42 and 42/60

1st number: 1 30/42, 2nd number: 42/60

72/42 + 42/60 is 169/70.

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,
    72/42 = 72 × 10/42 × 10 = 720/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    42/60 = 42 × 7/60 × 7 = 294/420
  4. Add the two fractions:
    720/420 + 294/420 = 720 + 294/420 = 1014/420
  5. 1014/420 simplified gives 169/70
  6. So, 72/42 + 42/60 = 169/70
    In mixed form: 229/70

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