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Subtract 35/80 from 30/7

1st number: 4 2/7, 2nd number: 35/80

30/7 - 35/80 is 431/112.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 80 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 7 × 80 = 560,
    30/7 = 30 × 80/7 × 80 = 2400/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    35/80 = 35 × 7/80 × 7 = 245/560
  4. Subtract the two like fractions:
    2400/560 - 245/560 = 2400 - 245/560 = 2155/560
  5. After reducing the fraction, the answer is 431/112
  6. In mixed form: 395/112

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