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Subtract 7/10 from 42/48

42/48 - 7/10 is 7/40.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 48 and 10 is 240
  2. For the 1st fraction, since 48 × 5 = 240,
    42/48 = 42 × 5/48 × 5 = 210/240
  3. Likewise, for the 2nd fraction, since 10 × 24 = 240,
    7/10 = 7 × 24/10 × 24 = 168/240
  4. Subtract the two fractions:
    210/240 - 168/240 = 210 - 168/240 = 42/240
  5. After reducing the fraction, the answer is 7/40

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