Compare 12/24 and 40/45
12/24 is smaller than 40/45
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 24 × 15 = 360,
12/24 = 12 × 15/24 × 15 = 180/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
40/45 = 40 × 8/45 × 8 = 320/360 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 180/360 < 320/360 or 12/24 < 40/45
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