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Add 45/20 and 27/84

1st number: 2 5/20, 2nd number: 27/84

45/20 + 27/84 is 18/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 84 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 20 × 21 = 420,
    45/20 = 45 × 21/20 × 21 = 945/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    27/84 = 27 × 5/84 × 5 = 135/420
  4. Add the two like fractions:
    945/420 + 135/420 = 945 + 135/420 = 1080/420
  5. 1080/420 simplified gives 18/7
  6. So, 45/20 + 27/84 = 18/7
    In mixed form: 24/7

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