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Subtract 90/30 from 98/35

1st number: 2 28/35, 2nd number: 3 0/30

98/35 - 90/30 is -1/5.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 30 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 35 × 6 = 210,
    98/35 = 98 × 6/35 × 6 = 588/210
  3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
    90/30 = 90 × 7/30 × 7 = 630/210
  4. Subtract the two like fractions:
    588/210 - 630/210 = 588 - 630/210 = -42/210
  5. After reducing the fraction, the answer is -1/5

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