Compare 45/49 and 8/20
45/49 is greater than 8/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 20 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 49 × 20 = 980,
45/49 = 45 × 20/49 × 20 = 900/980 - Likewise, for the 2nd fraction, since 20 × 49 = 980,
8/20 = 8 × 49/20 × 49 = 392/980 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 900/980 > 392/980 or 45/49 > 8/20
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