Compare 32/21 and 70/72
1st number: 1 11/21, 2nd number: 70/72
32/21 is greater than 70/72
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 21 × 24 = 504,
32/21 = 32 × 24/21 × 24 = 768/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
70/72 = 70 × 7/72 × 7 = 490/504 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 768/504 > 490/504 or 32/21 > 70/72
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