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Add 20/40 and 20/56

20/40 + 20/56 is 6/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 56 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 40 × 7 = 280,
    20/40 = 20 × 7/40 × 7 = 140/280
  3. Likewise, for the 2nd fraction, since 56 × 5 = 280,
    20/56 = 20 × 5/56 × 5 = 100/280
  4. Add the two like fractions:
    140/280 + 100/280 = 140 + 100/280 = 240/280
  5. 240/280 simplified gives 6/7
  6. So, 20/40 + 20/56 = 6/7

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