Compare 84/18 and 4/45
1st number: 4 12/18, 2nd number: 4/45
84/18 is greater than 4/45
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
84/18 = 84 × 5/18 × 5 = 420/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
4/45 = 4 × 2/45 × 2 = 8/90 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 420/90 > 8/90 or 84/18 > 4/45
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