Compare 3/2 and 21/70
1st number: 1 1/2, 2nd number: 21/70
3/2 is greater than 21/70
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 2 × 35 = 70,
3/2 = 3 × 35/2 × 35 = 105/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
21/70 = 21 × 1/70 × 1 = 21/70 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 105/70 > 21/70 or 3/2 > 21/70
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