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Add 4/28 and 90/63

1st number: 4/28, 2nd number: 1 27/63

4/28 + 90/63 is 11/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 63 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 28 × 9 = 252,
    4/28 = 4 × 9/28 × 9 = 36/252
  3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
    90/63 = 90 × 4/63 × 4 = 360/252
  4. Add the two like fractions:
    36/252 + 360/252 = 36 + 360/252 = 396/252
  5. 396/252 simplified gives 11/7
  6. So, 4/28 + 90/63 = 11/7
    In mixed form: 14/7

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