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Add 28/90 and 4/8

28/90 + 4/8 is 73/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 8 is 360
  2. For the 1st fraction, since 90 × 4 = 360,
    28/90 = 28 × 4/90 × 4 = 112/360
  3. Likewise, for the 2nd fraction, since 8 × 45 = 360,
    4/8 = 4 × 45/8 × 45 = 180/360
  4. Add the two fractions:
    112/360 + 180/360 = 112 + 180/360 = 292/360
  5. After reducing the fraction, the answer is 73/90

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