Compare 42/14 and 40/90
1st number: 3 0/14, 2nd number: 40/90
42/14 is greater than 40/90
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 14 × 45 = 630,
42/14 = 42 × 45/14 × 45 = 1890/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
40/90 = 40 × 7/90 × 7 = 280/630 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1890/630 > 280/630 or 42/14 > 40/90
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