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Add 24/20 and 1/45

1st number: 1 4/20, 2nd number: 1/45

24/20 + 1/45 is 11/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 45 is 180
  2. For the 1st fraction, since 20 × 9 = 180,
    24/20 = 24 × 9/20 × 9 = 216/180
  3. Likewise, for the 2nd fraction, since 45 × 4 = 180,
    1/45 = 1 × 4/45 × 4 = 4/180
  4. Add the two fractions:
    216/180 + 4/180 = 216 + 4/180 = 220/180
  5. After reducing the fraction, the answer is 11/9
  6. In mixed form: 12/9

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