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Add 10/20 and 30/35

10/20 + 30/35 is 19/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 35 is 140
  2. For the 1st fraction, since 20 × 7 = 140,
    10/20 = 10 × 7/20 × 7 = 70/140
  3. Likewise, for the 2nd fraction, since 35 × 4 = 140,
    30/35 = 30 × 4/35 × 4 = 120/140
  4. Add the two fractions:
    70/140 + 120/140 = 70 + 120/140 = 190/140
  5. After reducing the fraction, the answer is 19/14
  6. In mixed form: 15/14

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