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Add 18/8 and 90/28

1st number: 2 2/8, 2nd number: 3 6/28

18/8 + 90/28 is 153/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 28 is 56
  2. For the 1st fraction, since 8 × 7 = 56,
    18/8 = 18 × 7/8 × 7 = 126/56
  3. Likewise, for the 2nd fraction, since 28 × 2 = 56,
    90/28 = 90 × 2/28 × 2 = 180/56
  4. Add the two fractions:
    126/56 + 180/56 = 126 + 180/56 = 306/56
  5. 306/56 simplified gives 153/28
  6. So, 18/8 + 90/28 = 153/28
    In mixed form: 513/28

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