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Subtract 45/40 from 50/63

1st number: 50/63, 2nd number: 1 5/40

50/63 - 45/40 is -167/504.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 40 is 2520
  2. For the 1st fraction, since 63 × 40 = 2520,
    50/63 = 50 × 40/63 × 40 = 2000/2520
  3. Likewise, for the 2nd fraction, since 40 × 63 = 2520,
    45/40 = 45 × 63/40 × 63 = 2835/2520
  4. Subtract the two fractions:
    2000/2520 - 2835/2520 = 2000 - 2835/2520 = -835/2520
  5. After reducing the fraction, the answer is -167/504

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