Compare 49/50 and 40/72
49/50 is greater than 40/72
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 72 is 1800
Next, find the equivalent fraction of both fractional numbers with denominator 1800 - For the 1st fraction, since 50 × 36 = 1800,
49/50 = 49 × 36/50 × 36 = 1764/1800 - 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
- 1764/1800 > 1000/1800 or 49/50 > 40/72
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