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Subtract 40/35 from 20/9

1st number: 2 2/9, 2nd number: 1 5/35

20/9 - 40/35 is 68/63.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 35 is 315
  2. For the 1st fraction, since 9 × 35 = 315,
    20/9 = 20 × 35/9 × 35 = 700/315
  3. Likewise, for the 2nd fraction, since 35 × 9 = 315,
    40/35 = 40 × 9/35 × 9 = 360/315
  4. Subtract the two fractions:
    700/315 - 360/315 = 700 - 360/315 = 340/315
  5. After reducing the fraction, the answer is 68/63
  6. In mixed form: 15/63

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