Solutions by everydaycalculation.com

2545 is smaller than 4042

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

LCM of 45 and 42 is**630**

Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 45 × 14 = 630,

2545 = 25 × 1445 × 14 = 350630 - Likewise, for the 2nd fraction, since 42 × 15 = 630,

4042 = 40 × 1542 × 15 = 600630 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 350630 < 600630 or 2545 < 4042

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