Compare 63/45 and 80/60
1st number: 1 18/45, 2nd number: 1 20/60
63/45 is greater than 80/60
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
63/45 = 63 × 4/45 × 4 = 252/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
80/60 = 80 × 3/60 × 3 = 240/180 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 252/180 > 240/180 or 63/45 > 80/60
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