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Subtract 3/70 from 28/18

1st number: 1 10/18, 2nd number: 3/70

28/18 - 3/70 is 953/630.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 70 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 18 × 35 = 630,
    28/18 = 28 × 35/18 × 35 = 980/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    3/70 = 3 × 9/70 × 9 = 27/630
  4. Subtract the two like fractions:
    980/630 - 27/630 = 980 - 27/630 = 953/630
  5. In mixed form: 1323/630

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