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Add 90/8 and 48/20

1st number: 11 2/8, 2nd number: 2 8/20

90/8 + 48/20 is 273/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 20 is 40
  2. For the 1st fraction, since 8 × 5 = 40,
    90/8 = 90 × 5/8 × 5 = 450/40
  3. Likewise, for the 2nd fraction, since 20 × 2 = 40,
    48/20 = 48 × 2/20 × 2 = 96/40
  4. Add the two fractions:
    450/40 + 96/40 = 450 + 96/40 = 546/40
  5. After reducing the fraction, the answer is 273/20
  6. In mixed form: 1313/20

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