Compare 5/84 and 4/10
5/84 is smaller than 4/10
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 10 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
5/84 = 5 × 5/84 × 5 = 25/420 - Likewise, for the 2nd fraction, since 10 × 42 = 420,
4/10 = 4 × 42/10 × 42 = 168/420 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 25/420 < 168/420 or 5/84 < 4/10
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