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Subtract 4/21 from 49/30

1st number: 1 19/30, 2nd number: 4/21

49/30 - 4/21 is 101/70.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 21 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 30 × 7 = 210,
    49/30 = 49 × 7/30 × 7 = 343/210
  3. Likewise, for the 2nd fraction, since 21 × 10 = 210,
    4/21 = 4 × 10/21 × 10 = 40/210
  4. Subtract the two like fractions:
    343/210 - 40/210 = 343 - 40/210 = 303/210
  5. After reducing the fraction, the answer is 101/70
  6. In mixed form: 131/70

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