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Add 18/4 and 9/90

1st number: 4 2/4, 2nd number: 9/90

18/4 + 9/90 is 23/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 90 is 180
  2. For the 1st fraction, since 4 × 45 = 180,
    18/4 = 18 × 45/4 × 45 = 810/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    9/90 = 9 × 2/90 × 2 = 18/180
  4. Add the two fractions:
    810/180 + 18/180 = 810 + 18/180 = 828/180
  5. After reducing the fraction, the answer is 23/5
  6. In mixed form: 43/5

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