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Answers.everydaycalculation.com » Compare fractions

Compare 30/42 and 70/64

1st number: 30/42, 2nd number: 1 6/64

30/42 is smaller than 70/64

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 64 is 1344
  2. For the 1st fraction, since 42 × 32 = 1344,
    30/42 = 30 × 32/42 × 32 = 960/1344
  3. Likewise, for the 2nd fraction, since 64 × 21 = 1344,
    70/64 = 70 × 21/64 × 21 = 1470/1344
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 960/1344 < 1470/1344 or 30/42 < 70/64

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