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Subtract 5/45 from 60/42

1st number: 1 18/42, 2nd number: 5/45

60/42 - 5/45 is 83/63.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 45 is 630
  2. For the 1st fraction, since 42 × 15 = 630,
    60/42 = 60 × 15/42 × 15 = 900/630
  3. Likewise, for the 2nd fraction, since 45 × 14 = 630,
    5/45 = 5 × 14/45 × 14 = 70/630
  4. Subtract the two fractions:
    900/630 - 70/630 = 900 - 70/630 = 830/630
  5. After reducing the fraction, the answer is 83/63
  6. In mixed form: 120/63

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