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Add 9/90 and 63/28

1st number: 9/90, 2nd number: 2 7/28

9/90 + 63/28 is 47/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 28 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 90 × 14 = 1260,
    9/90 = 9 × 14/90 × 14 = 126/1260
  3. Likewise, for the 2nd fraction, since 28 × 45 = 1260,
    63/28 = 63 × 45/28 × 45 = 2835/1260
  4. Add the two like fractions:
    126/1260 + 2835/1260 = 126 + 2835/1260 = 2961/1260
  5. 2961/1260 simplified gives 47/20
  6. So, 9/90 + 63/28 = 47/20
    In mixed form: 27/20

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