Compare 40/72 and 3/4
40/72 is smaller than 3/4
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 4 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
40/72 = 40 × 1/72 × 1 = 40/72 - Likewise, for the 2nd fraction, since 4 × 18 = 72,
3/4 = 3 × 18/4 × 18 = 54/72 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 40/72 < 54/72 or 40/72 < 3/4
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