Compare 3/9 and 5/10
39 is smaller than 510
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
39 = 3 × 109 × 10 = 3090 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
510 = 5 × 910 × 9 = 4590 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 3090 < 4590 or 39 < 510
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