Solutions by everydaycalculation.com

1042 is greater than 645

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

LCM of 42 and 45 is**630**

Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 42 × 15 = 630,

1042 = 10 × 1542 × 15 = 150630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,

645 = 6 × 1445 × 14 = 84630 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 150630 > 84630 or 1042 > 645

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