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Add 27/20 and 35/45

1st number: 1 7/20, 2nd number: 35/45

27/20 + 35/45 is 383/180.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 45 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    27/20 = 27 × 9/20 × 9 = 243/180
  3. Likewise, for the 2nd fraction, since 45 × 4 = 180,
    35/45 = 35 × 4/45 × 4 = 140/180
  4. Add the two like fractions:
    243/180 + 140/180 = 243 + 140/180 = 383/180
  5. So, 27/20 + 35/45 = 383/180
    In mixed form: 223/180

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