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Subtract 4/90 from 70/16

1st number: 4 6/16, 2nd number: 4/90

70/16 - 4/90 is 1559/360.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 90 is 720
  2. For the 1st fraction, since 16 × 45 = 720,
    70/16 = 70 × 45/16 × 45 = 3150/720
  3. Likewise, for the 2nd fraction, since 90 × 8 = 720,
    4/90 = 4 × 8/90 × 8 = 32/720
  4. Subtract the two fractions:
    3150/720 - 32/720 = 3150 - 32/720 = 3118/720
  5. After reducing the fraction, the answer is 1559/360
  6. In mixed form: 4119/360

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