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Add 35/70 and 16/20

35/70 + 16/20 is 13/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 20 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 70 × 2 = 140,
    35/70 = 35 × 2/70 × 2 = 70/140
  3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
    16/20 = 16 × 7/20 × 7 = 112/140
  4. Add the two like fractions:
    70/140 + 112/140 = 70 + 112/140 = 182/140
  5. 182/140 simplified gives 13/10
  6. So, 35/70 + 16/20 = 13/10
    In mixed form: 13/10

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