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Add 45/60 and 50/80

45/60 + 50/80 is 11/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 80 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 60 × 4 = 240,
    45/60 = 45 × 4/60 × 4 = 180/240
  3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
    50/80 = 50 × 3/80 × 3 = 150/240
  4. Add the two like fractions:
    180/240 + 150/240 = 180 + 150/240 = 330/240
  5. 330/240 simplified gives 11/8
  6. So, 45/60 + 50/80 = 11/8
    In mixed form: 13/8

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