Compare 2/25 and 40/72, Which fraction is greater?

Compare 2/25 and 40/72

2/25 is smaller than 40/72

Find the least common denominator or LCM of the two denominators:
LCM of 25 and 72 is 1800

Next, find the equivalent fraction of both fractional numbers with denominator 1800
For the 1st fraction, since 25 × 72 = 1800,
2/25 = 2 × 72/25 × 72 = 144/1800
Likewise, for the 2nd fraction, since 72 × 25 = 1800,
40/72 = 40 × 25/72 × 25 = 1000/1800
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
144/1800 < 1000/1800 or 2/25 < 40/72

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