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Add 7/45 and 81/4

1st number: 7/45, 2nd number: 20 1/4

7/45 + 81/4 is 3673/180.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 4 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 45 × 4 = 180,
    7/45 = 7 × 4/45 × 4 = 28/180
  3. Likewise, for the 2nd fraction, since 4 × 45 = 180,
    81/4 = 81 × 45/4 × 45 = 3645/180
  4. Add the two like fractions:
    28/180 + 3645/180 = 28 + 3645/180 = 3673/180
  5. So, 7/45 + 81/4 = 3673/180
    In mixed form: 2073/180

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