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Subtract 45/42 from 28/5

1st number: 5 3/5, 2nd number: 1 3/42

28/5 - 45/42 is 317/70.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 42 is 210
  2. For the 1st fraction, since 5 × 42 = 210,
    28/5 = 28 × 42/5 × 42 = 1176/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    45/42 = 45 × 5/42 × 5 = 225/210
  4. Subtract the two fractions:
    1176/210 - 225/210 = 1176 - 225/210 = 951/210
  5. After reducing the fraction, the answer is 317/70
  6. In mixed form: 437/70

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