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Subtract 1/48 from 70/90

70/90 - 1/48 is 109/144.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 48 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 48 × 15 = 720,
    1/48 = 1 × 15/48 × 15 = 15/720
  4. Subtract the two fractions:
    560/720 - 15/720 = 560 - 15/720 = 545/720
  5. After reducing the fraction, the answer is 109/144

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