Compare 60/70 and 2/21
60/70 is greater than 2/21
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 21 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
60/70 = 60 × 3/70 × 3 = 180/210 - Likewise, for the 2nd fraction, since 21 × 10 = 210,
2/21 = 2 × 10/21 × 10 = 20/210 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 180/210 > 20/210 or 60/70 > 2/21
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