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Add 8/15 and 20/56

8/15 + 20/56 is 187/210.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 56 is 840
  2. For the 1st fraction, since 15 × 56 = 840,
    8/15 = 8 × 56/15 × 56 = 448/840
  3. Likewise, for the 2nd fraction, since 56 × 15 = 840,
    20/56 = 20 × 15/56 × 15 = 300/840
  4. Add the two fractions:
    448/840 + 300/840 = 448 + 300/840 = 748/840
  5. After reducing the fraction, the answer is 187/210

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