Compare 25/7 and 18/20
1st number: 3 4/7, 2nd number: 18/20
25/7 is greater than 18/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 7 × 20 = 140,
25/7 = 25 × 20/7 × 20 = 500/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
18/20 = 18 × 7/20 × 7 = 126/140 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 500/140 > 126/140 or 25/7 > 18/20
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