Compare 84/30 and 21/16
1st number: 2 24/30, 2nd number: 1 5/16
84/30 is greater than 21/16
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 16 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
84/30 = 84 × 8/30 × 8 = 672/240 - Likewise, for the 2nd fraction, since 16 × 15 = 240,
21/16 = 21 × 15/16 × 15 = 315/240 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 672/240 > 315/240 or 84/30 > 21/16
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