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Add 90/16 and 9/28

1st number: 5 10/16, 2nd number: 9/28

90/16 + 9/28 is 333/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 28 is 112

    Next, find the equivalent fraction of both fractional numbers with denominator 112
  2. For the 1st fraction, since 16 × 7 = 112,
    90/16 = 90 × 7/16 × 7 = 630/112
  3. Likewise, for the 2nd fraction, since 28 × 4 = 112,
    9/28 = 9 × 4/28 × 4 = 36/112
  4. Add the two like fractions:
    630/112 + 36/112 = 630 + 36/112 = 666/112
  5. 666/112 simplified gives 333/56
  6. So, 90/16 + 9/28 = 333/56
    In mixed form: 553/56

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