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Subtract 50/48 from 20/70

1st number: 20/70, 2nd number: 1 2/48

20/70 - 50/48 is -127/168.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 48 is 1680
  2. For the 1st fraction, since 70 × 24 = 1680,
    20/70 = 20 × 24/70 × 24 = 480/1680
  3. Likewise, for the 2nd fraction, since 48 × 35 = 1680,
    50/48 = 50 × 35/48 × 35 = 1750/1680
  4. Subtract the two fractions:
    480/1680 - 1750/1680 = 480 - 1750/1680 = -1270/1680
  5. After reducing the fraction, the answer is -127/168

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