Solutions by everydaycalculation.com

1563 is greater than 1290

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

LCM of 63 and 90 is**630**

Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,

1563 = 15 × 1063 × 10 = 150630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,

1290 = 12 × 790 × 7 = 84630 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 150630 > 84630 or 1563 > 1290

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