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Add 18/27 and 10/35

18/27 + 10/35 is 20/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 35 is 945
  2. For the 1st fraction, since 27 × 35 = 945,
    18/27 = 18 × 35/27 × 35 = 630/945
  3. Likewise, for the 2nd fraction, since 35 × 27 = 945,
    10/35 = 10 × 27/35 × 27 = 270/945
  4. Add the two fractions:
    630/945 + 270/945 = 630 + 270/945 = 900/945
  5. 900/945 simplified gives 20/21
  6. So, 18/27 + 10/35 = 20/21

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