Compare 12/4 and 90/30
1st number: 3 0/4, 2nd number: 3 0/30
12/4 is equivalent to 90/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
12/4 = 12 × 15/4 × 15 = 180/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
90/30 = 90 × 2/30 × 2 = 180/60 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 180/60 = 180/60 or 12/4 = 90/30
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