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Subtract 45/70 from 50/15

1st number: 3 5/15, 2nd number: 45/70

50/15 - 45/70 is 113/42.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 70 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 15 × 14 = 210,
    50/15 = 50 × 14/15 × 14 = 700/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    45/70 = 45 × 3/70 × 3 = 135/210
  4. Subtract the two like fractions:
    700/210 - 135/210 = 700 - 135/210 = 565/210
  5. After reducing the fraction, the answer is 113/42
  6. In mixed form: 229/42

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