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Add 7/70 and 16/20

7/70 + 16/20 is 9/10.

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,
    7/70 = 7 × 2/70 × 2 = 14/140
  3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
    16/20 = 16 × 7/20 × 7 = 112/140
  4. Add the two fractions:
    14/140 + 112/140 = 14 + 112/140 = 126/140
  5. After reducing the fraction, the answer is 9/10

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