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Add 25/28 and 30/70

25/28 + 30/70 is 37/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 70 is 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,
    30/70 = 30 × 2/70 × 2 = 60/140
  4. Add the two fractions:
    125/140 + 60/140 = 125 + 60/140 = 185/140
  5. 185/140 simplified gives 37/28
  6. So, 25/28 + 30/70 = 37/28
    In mixed form: 19/28

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