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Add 15/16 and 40/60

15/16 + 40/60 is 77/48.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 60 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 16 × 15 = 240,
    15/16 = 15 × 15/16 × 15 = 225/240
  3. Likewise, for the 2nd fraction, since 60 × 4 = 240,
    40/60 = 40 × 4/60 × 4 = 160/240
  4. Add the two like fractions:
    225/240 + 160/240 = 225 + 160/240 = 385/240
  5. 385/240 simplified gives 77/48
  6. So, 15/16 + 40/60 = 77/48
    In mixed form: 129/48

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