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Subtract 70/16 from 9/7

1st number: 1 2/7, 2nd number: 4 6/16

9/7 - 70/16 is -173/56.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 16 is 112

    Next, find the equivalent fraction of both fractional numbers with denominator 112
  2. For the 1st fraction, since 7 × 16 = 112,
    9/7 = 9 × 16/7 × 16 = 144/112
  3. Likewise, for the 2nd fraction, since 16 × 7 = 112,
    70/16 = 70 × 7/16 × 7 = 490/112
  4. Subtract the two like fractions:
    144/112 - 490/112 = 144 - 490/112 = -346/112
  5. After reducing the fraction, the answer is -173/56

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