Compare 45/72 and 3/45
45/72 is greater than 3/45
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
45/72 = 45 × 5/72 × 5 = 225/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
3/45 = 3 × 8/45 × 8 = 24/360 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 225/360 > 24/360 or 45/72 > 3/45
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