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Subtract 60/42 from 42/70

1st number: 42/70, 2nd number: 1 18/42

42/70 - 60/42 is -29/35.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 42 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 70 × 3 = 210,
    42/70 = 42 × 3/70 × 3 = 126/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    60/42 = 60 × 5/42 × 5 = 300/210
  4. Subtract the two like fractions:
    126/210 - 300/210 = 126 - 300/210 = -174/210
  5. After reducing the fraction, the answer is -29/35

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