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Add 40/48 and 4/20

40/48 + 4/20 is 31/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 48 and 20 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 48 × 5 = 240,
    40/48 = 40 × 5/48 × 5 = 200/240
  3. Likewise, for the 2nd fraction, since 20 × 12 = 240,
    4/20 = 4 × 12/20 × 12 = 48/240
  4. Add the two like fractions:
    200/240 + 48/240 = 200 + 48/240 = 248/240
  5. 248/240 simplified gives 31/30
  6. So, 40/48 + 4/20 = 31/30
    In mixed form: 11/30

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