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Subtract 16/45 from 42/28

1st number: 1 14/28, 2nd number: 16/45

42/28 - 16/45 is 103/90.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 45 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 28 × 45 = 1260,
    42/28 = 42 × 45/28 × 45 = 1890/1260
  3. Likewise, for the 2nd fraction, since 45 × 28 = 1260,
    16/45 = 16 × 28/45 × 28 = 448/1260
  4. Subtract the two like fractions:
    1890/1260 - 448/1260 = 1890 - 448/1260 = 1442/1260
  5. After reducing the fraction, the answer is 103/90
  6. In mixed form: 113/90

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