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Subtract 21/90 from 48/14

1st number: 3 6/14, 2nd number: 21/90

48/14 - 21/90 is 671/210.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 90 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 14 × 45 = 630,
    48/14 = 48 × 45/14 × 45 = 2160/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    21/90 = 21 × 7/90 × 7 = 147/630
  4. Subtract the two like fractions:
    2160/630 - 147/630 = 2160 - 147/630 = 2013/630
  5. After reducing the fraction, the answer is 671/210
  6. In mixed form: 341/210

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