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Subtract 45/20 from 60/35

1st number: 1 25/35, 2nd number: 2 5/20

60/35 - 45/20 is -15/28.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 20 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 35 × 4 = 140,
    60/35 = 60 × 4/35 × 4 = 240/140
  3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
    45/20 = 45 × 7/20 × 7 = 315/140
  4. Subtract the two like fractions:
    240/140 - 315/140 = 240 - 315/140 = -75/140
  5. After reducing the fraction, the answer is -15/28

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