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Add 63/28 and 54/70

1st number: 2 7/28, 2nd number: 54/70

63/28 + 54/70 is 423/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 70 is 140
  2. For the 1st fraction, since 28 × 5 = 140,
    63/28 = 63 × 5/28 × 5 = 315/140
  3. Likewise, for the 2nd fraction, since 70 × 2 = 140,
    54/70 = 54 × 2/70 × 2 = 108/140
  4. Add the two fractions:
    315/140 + 108/140 = 315 + 108/140 = 423/140
  5. In mixed form: 33/140

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