Compare 5/42 and 9/10
542 is smaller than 910
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 10 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
542 = 5 × 542 × 5 = 25210 - Likewise, for the 2nd fraction, since 10 × 21 = 210,
910 = 9 × 2110 × 21 = 189210 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 25210 < 189210 or 542 < 910
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