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Add 25/28 and 9/70

25/28 + 9/70 is 143/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 70 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 28 × 5 = 140,
    25/28 = 25 × 5/28 × 5 = 125/140
  3. Likewise, for the 2nd fraction, since 70 × 2 = 140,
    9/70 = 9 × 2/70 × 2 = 18/140
  4. Add the two like fractions:
    125/140 + 18/140 = 125 + 18/140 = 143/140
  5. So, 25/28 + 9/70 = 143/140
    In mixed form: 13/140

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