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Add 20/45 and 12/56

20/45 + 12/56 is 83/126.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 2520
  2. For the 1st fraction, since 45 × 56 = 2520,
    20/45 = 20 × 56/45 × 56 = 1120/2520
  3. Likewise, for the 2nd fraction, since 56 × 45 = 2520,
    12/56 = 12 × 45/56 × 45 = 540/2520
  4. Add the two like fractions:
    1120/2520 + 540/2520 = 1120 + 540/2520 = 1660/2520
  5. 1660/2520 simplified gives 83/126
  6. So, 20/45 + 12/56 = 83/126

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