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Add 20/56 and 30/45

20/56 + 30/45 is 43/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 45 is 2520

    Next, find the equivalent fraction of both fractional numbers with denominator 2520
  2. For the 1st fraction, since 56 × 45 = 2520,
    20/56 = 20 × 45/56 × 45 = 900/2520
  3. Likewise, for the 2nd fraction, since 45 × 56 = 2520,
    30/45 = 30 × 56/45 × 56 = 1680/2520
  4. Add the two like fractions:
    900/2520 + 1680/2520 = 900 + 1680/2520 = 2580/2520
  5. 2580/2520 simplified gives 43/42
  6. So, 20/56 + 30/45 = 43/42
    In mixed form: 11/42

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