Compare 10/30 and 4/84
10/30 is greater than 4/84
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 30 × 14 = 420,
10/30 = 10 × 14/30 × 14 = 140/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
4/84 = 4 × 5/84 × 5 = 20/420 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 140/420 > 20/420 or 10/30 > 4/84
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