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Add 2/70 and 9/20

2/70 + 9/20 is 67/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 20 is 140
  2. For the 1st fraction, since 70 × 2 = 140,
    2/70 = 2 × 2/70 × 2 = 4/140
  3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
    9/20 = 9 × 7/20 × 7 = 63/140
  4. Add the two fractions:
    4/140 + 63/140 = 4 + 63/140 = 67/140

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