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Add 25/10 and 9/28

1st number: 2 5/10, 2nd number: 9/28

25/10 + 9/28 is 79/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 28 is 140
  2. For the 1st fraction, since 10 × 14 = 140,
    25/10 = 25 × 14/10 × 14 = 350/140
  3. Likewise, for the 2nd fraction, since 28 × 5 = 140,
    9/28 = 9 × 5/28 × 5 = 45/140
  4. Add the two fractions:
    350/140 + 45/140 = 350 + 45/140 = 395/140
  5. 395/140 simplified gives 79/28
  6. So, 25/10 + 9/28 = 79/28
    In mixed form: 223/28

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