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Add 90/25 and 70/9

1st number: 3 15/25, 2nd number: 7 7/9

90/25 + 70/9 is 512/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 9 is 225

    Next, find the equivalent fraction of both fractional numbers with denominator 225
  2. For the 1st fraction, since 25 × 9 = 225,
    90/25 = 90 × 9/25 × 9 = 810/225
  3. Likewise, for the 2nd fraction, since 9 × 25 = 225,
    70/9 = 70 × 25/9 × 25 = 1750/225
  4. Add the two like fractions:
    810/225 + 1750/225 = 810 + 1750/225 = 2560/225
  5. 2560/225 simplified gives 512/45
  6. So, 90/25 + 70/9 = 512/45
    In mixed form: 1117/45

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