Solutions by everydaycalculation.com

45 is greater than 18

- Find the least common denominator or LCM of the two denominators:

LCM of 5 and 8 is**40**

Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,

45 = 4 × 85 × 8 = 3240 - Likewise, for the 2nd fraction, since 8 × 5 = 40,

18 = 1 × 58 × 5 = 540 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 3240 > 540 or 45 > 18

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