Compare 20/10 and 45/7
1st number: 2 0/10, 2nd number: 6 3/7
20/10 is smaller than 45/7
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
20/10 = 20 × 7/10 × 7 = 140/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
45/7 = 45 × 10/7 × 10 = 450/70 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 140/70 < 450/70 or 20/10 < 45/7
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