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Add 3/20 and 3/70

3/20 + 3/70 is 27/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 70 is 140
  2. For the 1st fraction, since 20 × 7 = 140,
    3/20 = 3 × 7/20 × 7 = 21/140
  3. Likewise, for the 2nd fraction, since 70 × 2 = 140,
    3/70 = 3 × 2/70 × 2 = 6/140
  4. Add the two fractions:
    21/140 + 6/140 = 21 + 6/140 = 27/140

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