Solutions by everydaycalculation.com

414 is greater than 640

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

LCM of 14 and 40 is**280**

Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 14 × 20 = 280,

414 = 4 × 2014 × 20 = 80280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,

640 = 6 × 740 × 7 = 42280 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 80280 > 42280 or 414 > 640

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