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Add 20/40 and 42/96

20/40 + 42/96 is 15/16.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 96 is 480

    Next, find the equivalent fraction of both fractional numbers with denominator 480
  2. For the 1st fraction, since 40 × 12 = 480,
    20/40 = 20 × 12/40 × 12 = 240/480
  3. Likewise, for the 2nd fraction, since 96 × 5 = 480,
    42/96 = 42 × 5/96 × 5 = 210/480
  4. Add the two like fractions:
    240/480 + 210/480 = 240 + 210/480 = 450/480
  5. 450/480 simplified gives 15/16
  6. So, 20/40 + 42/96 = 15/16

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