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Add 4/56 and 21/30

4/56 + 21/30 is 27/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 30 is 840
  2. For the 1st fraction, since 56 × 15 = 840,
    4/56 = 4 × 15/56 × 15 = 60/840
  3. Likewise, for the 2nd fraction, since 30 × 28 = 840,
    21/30 = 21 × 28/30 × 28 = 588/840
  4. Add the two fractions:
    60/840 + 588/840 = 60 + 588/840 = 648/840
  5. After reducing the fraction, the answer is 27/35

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