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Subtract 2/45 from 90/8

1st number: 11 2/8, 2nd number: 2/45

90/8 - 2/45 is 2017/180.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 45 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 8 × 45 = 360,
    90/8 = 90 × 45/8 × 45 = 4050/360
  3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
    2/45 = 2 × 8/45 × 8 = 16/360
  4. Subtract the two like fractions:
    4050/360 - 16/360 = 4050 - 16/360 = 4034/360
  5. After reducing the fraction, the answer is 2017/180
  6. In mixed form: 1137/180

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