Compare 18/5 and 21/35
1st number: 3 3/5, 2nd number: 21/35
18/5 is greater than 21/35
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 35 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 5 × 7 = 35,
18/5 = 18 × 7/5 × 7 = 126/35 - Likewise, for the 2nd fraction, since 35 × 1 = 35,
21/35 = 21 × 1/35 × 1 = 21/35 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 126/35 > 21/35 or 18/5 > 21/35
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