Compare 63/42 and 90/5
1st number: 1 21/42, 2nd number: 18 0/5
63/42 is smaller than 90/5
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 5 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
63/42 = 63 × 5/42 × 5 = 315/210 - Likewise, for the 2nd fraction, since 5 × 42 = 210,
90/5 = 90 × 42/5 × 42 = 3780/210 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 315/210 < 3780/210 or 63/42 < 90/5
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