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Add 4/15 and 63/21

1st number: 4/15, 2nd number: 3 0/21

4/15 + 63/21 is 49/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 21 is 105

    Next, find the equivalent fraction of both fractional numbers with denominator 105
  2. For the 1st fraction, since 15 × 7 = 105,
    4/15 = 4 × 7/15 × 7 = 28/105
  3. Likewise, for the 2nd fraction, since 21 × 5 = 105,
    63/21 = 63 × 5/21 × 5 = 315/105
  4. Add the two like fractions:
    28/105 + 315/105 = 28 + 315/105 = 343/105
  5. 343/105 simplified gives 49/15
  6. So, 4/15 + 63/21 = 49/15
    In mixed form: 34/15

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