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Subtract 70/45 from 56/20

1st number: 2 16/20, 2nd number: 1 25/45

56/20 - 70/45 is 56/45.

Steps for subtracting fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    56/20 = 56 × 9/20 × 9 = 504/180
  3. Likewise, for the 2nd fraction, since 45 × 4 = 180,
    70/45 = 70 × 4/45 × 4 = 280/180
  4. Subtract the two like fractions:
    504/180 - 280/180 = 504 - 280/180 = 224/180
  5. After reducing the fraction, the answer is 56/45
  6. In mixed form: 111/45

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