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Subtract 40/36 from 30/25

1st number: 1 5/25, 2nd number: 1 4/36

30/25 - 40/36 is 4/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 36 is 900

    Next, find the equivalent fraction of both fractional numbers with denominator 900
  2. For the 1st fraction, since 25 × 36 = 900,
    30/25 = 30 × 36/25 × 36 = 1080/900
  3. Likewise, for the 2nd fraction, since 36 × 25 = 900,
    40/36 = 40 × 25/36 × 25 = 1000/900
  4. Subtract the two like fractions:
    1080/900 - 1000/900 = 1080 - 1000/900 = 80/900
  5. After reducing the fraction, the answer is 4/45

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