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Add 28/56 and 9/30

28/56 + 9/30 is 4/5.

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,
    28/56 = 28 × 15/56 × 15 = 420/840
  3. Likewise, for the 2nd fraction, since 30 × 28 = 840,
    9/30 = 9 × 28/30 × 28 = 252/840
  4. Add the two fractions:
    420/840 + 252/840 = 420 + 252/840 = 672/840
  5. 672/840 simplified gives 4/5
  6. So, 28/56 + 9/30 = 4/5

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