Compare 18/8 and 49/20
1st number: 2 2/8, 2nd number: 2 9/20
18/8 is smaller than 49/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 20 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
18/8 = 18 × 5/8 × 5 = 90/40 - Likewise, for the 2nd fraction, since 20 × 2 = 40,
49/20 = 49 × 2/20 × 2 = 98/40 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 90/40 < 98/40 or 18/8 < 49/20
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