Compare 40/8 and 21/16
1st number: 5 0/8, 2nd number: 1 5/16
40/8 is greater than 21/16
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 16 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 8 × 2 = 16,
40/8 = 40 × 2/8 × 2 = 80/16 - Likewise, for the 2nd fraction, since 16 × 1 = 16,
21/16 = 21 × 1/16 × 1 = 21/16 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 80/16 > 21/16 or 40/8 > 21/16
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