Compare 30/15 and 75/40
1st number: 2 0/15, 2nd number: 1 35/40
30/15 is greater than 75/40
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
30/15 = 30 × 8/15 × 8 = 240/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
75/40 = 75 × 3/40 × 3 = 225/120 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 240/120 > 225/120 or 30/15 > 75/40
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