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Subtract 70/40 from 56/36

1st number: 1 20/36, 2nd number: 1 30/40

56/36 - 70/40 is -7/36.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 40 is 360
  2. For the 1st fraction, since 36 × 10 = 360,
    56/36 = 56 × 10/36 × 10 = 560/360
  3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
    70/40 = 70 × 9/40 × 9 = 630/360
  4. Subtract the two fractions:
    560/360 - 630/360 = 560 - 630/360 = -70/360
  5. After reducing the fraction, the answer is -7/36

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