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Subtract 60/20 from 16/45

1st number: 16/45, 2nd number: 3 0/20

16/45 - 60/20 is -119/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 20 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 45 × 4 = 180,
    16/45 = 16 × 4/45 × 4 = 64/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    60/20 = 60 × 9/20 × 9 = 540/180
  4. Subtract the two like fractions:
    64/180 - 540/180 = 64 - 540/180 = -476/180
  5. After reducing the fraction, the answer is -119/45

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