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Add 72/48 and 3/21

1st number: 1 24/48, 2nd number: 3/21

72/48 + 3/21 is 23/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 48 and 21 is 336

    Next, find the equivalent fraction of both fractional numbers with denominator 336
  2. For the 1st fraction, since 48 × 7 = 336,
    72/48 = 72 × 7/48 × 7 = 504/336
  3. Likewise, for the 2nd fraction, since 21 × 16 = 336,
    3/21 = 3 × 16/21 × 16 = 48/336
  4. Add the two like fractions:
    504/336 + 48/336 = 504 + 48/336 = 552/336
  5. 552/336 simplified gives 23/14
  6. So, 72/48 + 3/21 = 23/14
    In mixed form: 19/14

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