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Subtract 7/60 from 42/40

1st number: 1 2/40, 2nd number: 7/60

42/40 - 7/60 is 14/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 60 is 120
  2. For the 1st fraction, since 40 × 3 = 120,
    42/40 = 42 × 3/40 × 3 = 126/120
  3. Likewise, for the 2nd fraction, since 60 × 2 = 120,
    7/60 = 7 × 2/60 × 2 = 14/120
  4. Subtract the two fractions:
    126/120 - 14/120 = 126 - 14/120 = 112/120
  5. After reducing the fraction, the answer is 14/15

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