Compare 30/40 and 18/24
30/40 is equivalent to 18/24
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
30/40 = 30 × 3/40 × 3 = 90/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
18/24 = 18 × 5/24 × 5 = 90/120 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 90/120 = 90/120 or 30/40 = 18/24
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