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Subtract 84/63 from 40/24

1st number: 1 16/24, 2nd number: 1 21/63

40/24 - 84/63 is 1/3.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 24 and 63 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 24 × 21 = 504,
    40/24 = 40 × 21/24 × 21 = 840/504
  3. Likewise, for the 2nd fraction, since 63 × 8 = 504,
    84/63 = 84 × 8/63 × 8 = 672/504
  4. Subtract the two like fractions:
    840/504 - 672/504 = 840 - 672/504 = 168/504
  5. After reducing the fraction, the answer is 1/3

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