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Add 12/21 and 48/80

12/21 + 48/80 is 41/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 80 is 1680

    Next, find the equivalent fraction of both fractional numbers with denominator 1680
  2. For the 1st fraction, since 21 × 80 = 1680,
    12/21 = 12 × 80/21 × 80 = 960/1680
  3. Likewise, for the 2nd fraction, since 80 × 21 = 1680,
    48/80 = 48 × 21/80 × 21 = 1008/1680
  4. Add the two like fractions:
    960/1680 + 1008/1680 = 960 + 1008/1680 = 1968/1680
  5. 1968/1680 simplified gives 41/35
  6. So, 12/21 + 48/80 = 41/35
    In mixed form: 16/35

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