Solutions by everydaycalculation.com

1021 is greater than 636

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

LCM of 21 and 36 is**252**

Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 21 × 12 = 252,

1021 = 10 × 1221 × 12 = 120252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,

636 = 6 × 736 × 7 = 42252 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 120252 > 42252 or 1021 > 636

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