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Subtract 6/63 from 40/30

1st number: 1 10/30, 2nd number: 6/63

40/30 - 6/63 is 26/21.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 63 is 630
  2. For the 1st fraction, since 30 × 21 = 630,
    40/30 = 40 × 21/30 × 21 = 840/630
  3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
    6/63 = 6 × 10/63 × 10 = 60/630
  4. Subtract the two fractions:
    840/630 - 60/630 = 840 - 60/630 = 780/630
  5. After reducing the fraction, the answer is 26/21
  6. In mixed form: 15/21

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