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Subtract 16/84 from 40/35

1st number: 1 5/35, 2nd number: 16/84

40/35 - 16/84 is 20/21.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 84 is 420
  2. For the 1st fraction, since 35 × 12 = 420,
    40/35 = 40 × 12/35 × 12 = 480/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    16/84 = 16 × 5/84 × 5 = 80/420
  4. Subtract the two fractions:
    480/420 - 80/420 = 480 - 80/420 = 400/420
  5. After reducing the fraction, the answer is 20/21

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