Compare 18/20 and 32/7
1st number: 18/20, 2nd number: 4 4/7
18/20 is smaller than 32/7
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 7 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
18/20 = 18 × 7/20 × 7 = 126/140 - Likewise, for the 2nd fraction, since 7 × 20 = 140,
32/7 = 32 × 20/7 × 20 = 640/140 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 126/140 < 640/140 or 18/20 < 32/7
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