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Subtract 4/40 from 75/70

1st number: 1 5/70, 2nd number: 4/40

75/70 - 4/40 is 34/35.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 40 is 280
  2. For the 1st fraction, since 70 × 4 = 280,
    75/70 = 75 × 4/70 × 4 = 300/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    4/40 = 4 × 7/40 × 7 = 28/280
  4. Subtract the two fractions:
    300/280 - 28/280 = 300 - 28/280 = 272/280
  5. After reducing the fraction, the answer is 34/35

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