Compare 42/70 and 3/7
42/70 is greater than 3/7
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
42/70 = 42 × 1/70 × 1 = 42/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
3/7 = 3 × 10/7 × 10 = 30/70 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 42/70 > 30/70 or 42/70 > 3/7
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