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Compare 1/6 and 21/80

1/6 is smaller than 21/80

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 80 is 240
  2. For the 1st fraction, since 6 × 40 = 240,
    1/6 = 1 × 40/6 × 40 = 40/240
  3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
    21/80 = 21 × 3/80 × 3 = 63/240
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 40/240 < 63/240 or 1/6 < 21/80

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