Compare 6/10 and 20/45
6/10 is greater than 20/45
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
6/10 = 6 × 9/10 × 9 = 54/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
20/45 = 20 × 2/45 × 2 = 40/90 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 54/90 > 40/90 or 6/10 > 20/45
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