Compare 16/63 and 18/45
16/63 is smaller than 18/45
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
16/63 = 16 × 5/63 × 5 = 80/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
18/45 = 18 × 7/45 × 7 = 126/315 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 80/315 < 126/315 or 16/63 < 18/45
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