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Add 42/21 and 42/60

1st number: 2 0/21, 2nd number: 42/60

42/21 + 42/60 is 27/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 60 is 420
  2. For the 1st fraction, since 21 × 20 = 420,
    42/21 = 42 × 20/21 × 20 = 840/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    42/60 = 42 × 7/60 × 7 = 294/420
  4. Add the two fractions:
    840/420 + 294/420 = 840 + 294/420 = 1134/420
  5. 1134/420 simplified gives 27/10
  6. So, 42/21 + 42/60 = 27/10
    In mixed form: 27/10

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