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Subtract 9/16 from 70/90

70/90 - 9/16 is 31/144.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 16 is 720
  2. For the 1st fraction, since 90 × 8 = 720,
    70/90 = 70 × 8/90 × 8 = 560/720
  3. Likewise, for the 2nd fraction, since 16 × 45 = 720,
    9/16 = 9 × 45/16 × 45 = 405/720
  4. Subtract the two fractions:
    560/720 - 405/720 = 560 - 405/720 = 155/720
  5. After reducing the fraction, the answer is 31/144

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