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Subtract 5/36 from 42/40

1st number: 1 2/40, 2nd number: 5/36

42/40 - 5/36 is 41/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 36 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 40 × 9 = 360,
    42/40 = 42 × 9/40 × 9 = 378/360
  3. Likewise, for the 2nd fraction, since 36 × 10 = 360,
    5/36 = 5 × 10/36 × 10 = 50/360
  4. Subtract the two like fractions:
    378/360 - 50/360 = 378 - 50/360 = 328/360
  5. After reducing the fraction, the answer is 41/45

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