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Subtract 9/16 from 70/20

1st number: 3 10/20, 2nd number: 9/16

70/20 - 9/16 is 47/16.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 16 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 20 × 4 = 80,
    70/20 = 70 × 4/20 × 4 = 280/80
  3. Likewise, for the 2nd fraction, since 16 × 5 = 80,
    9/16 = 9 × 5/16 × 5 = 45/80
  4. Subtract the two like fractions:
    280/80 - 45/80 = 280 - 45/80 = 235/80
  5. After reducing the fraction, the answer is 47/16
  6. In mixed form: 215/16

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