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Add 48/56 and 1/21

48/56 + 1/21 is 19/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 21 is 168
  2. For the 1st fraction, since 56 × 3 = 168,
    48/56 = 48 × 3/56 × 3 = 144/168
  3. Likewise, for the 2nd fraction, since 21 × 8 = 168,
    1/21 = 1 × 8/21 × 8 = 8/168
  4. Add the two fractions:
    144/168 + 8/168 = 144 + 8/168 = 152/168
  5. After reducing the fraction, the answer is 19/21

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