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Add 10/12 and 25/90

10/12 + 25/90 is 10/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 90 is 180
  2. For the 1st fraction, since 12 × 15 = 180,
    10/12 = 10 × 15/12 × 15 = 150/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    25/90 = 25 × 2/90 × 2 = 50/180
  4. Add the two fractions:
    150/180 + 50/180 = 150 + 50/180 = 200/180
  5. 200/180 simplified gives 10/9
  6. So, 10/12 + 25/90 = 10/9
    In mixed form: 11/9

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