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Add 8/60 and 9/21

8/60 + 9/21 is 59/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 21 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 60 × 7 = 420,
    8/60 = 8 × 7/60 × 7 = 56/420
  3. Likewise, for the 2nd fraction, since 21 × 20 = 420,
    9/21 = 9 × 20/21 × 20 = 180/420
  4. Add the two like fractions:
    56/420 + 180/420 = 56 + 180/420 = 236/420
  5. 236/420 simplified gives 59/105
  6. So, 8/60 + 9/21 = 59/105

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