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Subtract 90/10 from 98/35

1st number: 2 28/35, 2nd number: 9 0/10

98/35 - 90/10 is -31/5.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 10 is 70
  2. For the 1st fraction, since 35 × 2 = 70,
    98/35 = 98 × 2/35 × 2 = 196/70
  3. Likewise, for the 2nd fraction, since 10 × 7 = 70,
    90/10 = 90 × 7/10 × 7 = 630/70
  4. Subtract the two fractions:
    196/70 - 630/70 = 196 - 630/70 = -434/70
  5. After reducing the fraction, the answer is -31/5

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