Compare 9/70 and 3/42
9/70 is greater than 3/42
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
9/70 = 9 × 3/70 × 3 = 27/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
3/42 = 3 × 5/42 × 5 = 15/210 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 27/210 > 15/210 or 9/70 > 3/42
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