Solutions by everydaycalculation.com

2163 is greater than 470

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

LCM of 63 and 70 is**630**

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

2163 = 21 × 1063 × 10 = 210630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,

470 = 4 × 970 × 9 = 36630 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 210630 > 36630 or 2163 > 470

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