Compare 18/4 and 1/90
1st number: 4 2/4, 2nd number: 1/90
18/4 is greater than 1/90
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 4 × 45 = 180,
18/4 = 18 × 45/4 × 45 = 810/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
1/90 = 1 × 2/90 × 2 = 2/180 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 810/180 > 2/180 or 18/4 > 1/90
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