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Subtract 9/90 from 48/28

1st number: 1 20/28, 2nd number: 9/90

48/28 - 9/90 is 113/70.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 90 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 28 × 45 = 1260,
    48/28 = 48 × 45/28 × 45 = 2160/1260
  3. Likewise, for the 2nd fraction, since 90 × 14 = 1260,
    9/90 = 9 × 14/90 × 14 = 126/1260
  4. Subtract the two like fractions:
    2160/1260 - 126/1260 = 2160 - 126/1260 = 2034/1260
  5. After reducing the fraction, the answer is 113/70
  6. In mixed form: 143/70

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