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Subtract 40/84 from 35/15

1st number: 2 5/15, 2nd number: 40/84

35/15 - 40/84 is 13/7.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 84 is 420
  2. For the 1st fraction, since 15 × 28 = 420,
    35/15 = 35 × 28/15 × 28 = 980/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    40/84 = 40 × 5/84 × 5 = 200/420
  4. Subtract the two fractions:
    980/420 - 200/420 = 980 - 200/420 = 780/420
  5. After reducing the fraction, the answer is 13/7
  6. In mixed form: 16/7

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