Compare 30/3 and 42/40
1st number: 10 0/3, 2nd number: 1 2/40
30/3 is greater than 42/40
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 3 × 40 = 120,
30/3 = 30 × 40/3 × 40 = 1200/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
42/40 = 42 × 3/40 × 3 = 126/120 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1200/120 > 126/120 or 30/3 > 42/40
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