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Subtract 72/70 from 27/8

1st number: 3 3/8, 2nd number: 1 2/70

27/8 - 72/70 is 657/280.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 70 is 280
  2. For the 1st fraction, since 8 × 35 = 280,
    27/8 = 27 × 35/8 × 35 = 945/280
  3. Likewise, for the 2nd fraction, since 70 × 4 = 280,
    72/70 = 72 × 4/70 × 4 = 288/280
  4. Subtract the two fractions:
    945/280 - 288/280 = 945 - 288/280 = 657/280
  5. In mixed form: 297/280

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