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Subtract 21/70 from 56/9

1st number: 6 2/9, 2nd number: 21/70

56/9 - 21/70 is 533/90.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 70 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 9 × 70 = 630,
    56/9 = 56 × 70/9 × 70 = 3920/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    21/70 = 21 × 9/70 × 9 = 189/630
  4. Subtract the two like fractions:
    3920/630 - 189/630 = 3920 - 189/630 = 3731/630
  5. After reducing the fraction, the answer is 533/90
  6. In mixed form: 583/90

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